diff --git a/backend/data_layer/nutrition_interpretation.py b/backend/data_layer/nutrition_interpretation.py
index 304f189..74e0283 100644
--- a/backend/data_layer/nutrition_interpretation.py
+++ b/backend/data_layer/nutrition_interpretation.py
@@ -174,7 +174,7 @@ def build_macro_donut_from_averages(navg: Dict[str, Any]) -> Optional[List[Dict[
     if tot <= 0:
         return None
     return [
-        {"name": "Protein", "value": round(pkcal / tot * 100), "color": "#059669", "grams": round(p, 1)},
-        {"name": "KH", "value": round(ckcal / tot * 100), "color": "#EA580C", "grams": round(c, 1)},
-        {"name": "Fett", "value": round(fkcal / tot * 100), "color": "#2563EB", "grams": round(f, 1)},
+        {"name": "Protein", "value": round(pkcal / tot * 100), "color": "#4a8f72", "grams": round(p, 1)},
+        {"name": "KH", "value": round(ckcal / tot * 100), "color": "#c17d45", "grams": round(c, 1)},
+        {"name": "Fett", "value": round(fkcal / tot * 100), "color": "#6e8eb8", "grams": round(f, 1)},
     ]
diff --git a/backend/data_layer/nutrition_metrics.py b/backend/data_layer/nutrition_metrics.py
index 9389d48..33c844a 100644
--- a/backend/data_layer/nutrition_metrics.py
+++ b/backend/data_layer/nutrition_metrics.py
@@ -668,19 +668,19 @@ def get_weekly_macro_distribution_chart_data(profile_id: str, weeks: int) -> Dic
                 {
                     "label": "Protein (%)",
                     "data": protein_pcts,
-                    "backgroundColor": "#1D9E75",
+                    "backgroundColor": "#4a8f72",
                     "stack": "macro",
                 },
                 {
                     "label": "Kohlenhydrate (%)",
                     "data": carbs_pcts,
-                    "backgroundColor": "#F59E0B",
+                    "backgroundColor": "#c17d45",
                     "stack": "macro",
                 },
                 {
                     "label": "Fett (%)",
                     "data": fat_pcts,
-                    "backgroundColor": "#EF4444",
+                    "backgroundColor": "#6e8eb8",
                     "stack": "macro",
                 },
             ],
diff --git a/frontend/src/app.css b/frontend/src/app.css
index c6d23c7..9cccb52 100644
--- a/frontend/src/app.css
+++ b/frontend/src/app.css
@@ -368,6 +368,35 @@ body { font-family: var(--font); background: var(--bg); color: var(--text1); -we
   min-width: 0;
 }
 
+/* Einheitliche Chart-Höhe (Donut-Bereich ≈ E3-Balken) */
+.nutrition-macro-pair__chart-wrap {
+  width: 100%;
+  min-height: 260px;
+}
+
+.nutrition-macro-pair__donut-inner {
+  display: flex;
+  flex-direction: column;
+  gap: 12px;
+  width: 100%;
+}
+
+.nutrition-macro-pair__donut-chart {
+  width: 100%;
+  min-height: 260px;
+}
+
+.nutrition-macro-pair__legend {
+  width: 100%;
+  padding-top: 2px;
+}
+
+.nutrition-macro-pair .card.nutrition-macro-pair__donut,
+.nutrition-macro-pair .card.nutrition-macro-pair__weekly {
+  display: flex;
+  flex-direction: column;
+}
+
 .history-page__title {
   margin-bottom: 12px;
 }
diff --git a/frontend/src/components/NutritionCharts.jsx b/frontend/src/components/NutritionCharts.jsx
index 9d8d312..acec389 100644
--- a/frontend/src/components/NutritionCharts.jsx
+++ b/frontend/src/components/NutritionCharts.jsx
@@ -5,6 +5,7 @@ import {
   ComposedChart, ReferenceArea,
 } from 'recharts'
 import { api } from '../utils/api'
+import { MACRO_CHART, NUTRITION_MACRO_CHART_BLOCK_PX } from '../utils/macroChartTheme'
 import dayjs from 'dayjs'
 
 const fmtDate = d => dayjs(d).format('DD.MM')
@@ -172,26 +173,28 @@ export function WeeklyMacroDistributionPanel({ macroWeeklyData, loading, error }
         Anteil der Kalorien aus jedem Makronährstoff pro Kalenderwoche (100&nbsp;% gestapelt). Gut vergleichbar mit der
         Donut-Übersicht links.
       </div>
-      <ResponsiveContainer width="100%" height={280}>
-        <BarChart data={chartData} margin={{ top: 8, right: 4, bottom: 4, left: -18 }} barCategoryGap="18%">
-          <CartesianGrid stroke="var(--border)" strokeDasharray="3 3" vertical={false} />
-          <XAxis
-            dataKey="week"
-            tick={{ fontSize: 9, fill: 'var(--text3)' }}
-            tickLine={false}
-            interval={Math.max(0, Math.floor(chartData.length / 8) - 1)}
-          />
-          <YAxis tick={{ fontSize: 9, fill: 'var(--text3)' }} tickLine={false} domain={[0, 100]} ticks={[0, 25, 50, 75, 100]} />
-          <Tooltip
-            contentStyle={{ background: 'var(--surface)', border: '1px solid var(--border)', borderRadius: 8, fontSize: 11 }}
-            formatter={(v, name) => [`${v}%`, name]}
-          />
-          <Legend wrapperStyle={{ fontSize: 10, paddingTop: 8 }} />
-          <Bar dataKey="protein" stackId="a" fill="#059669" name="Protein %" radius={[0, 0, 0, 0]} />
-          <Bar dataKey="carbs" stackId="a" fill="#EA580C" name="KH %" radius={[0, 0, 0, 0]} />
-          <Bar dataKey="fat" stackId="a" fill="#B91C1C" name="Fett %" radius={[6, 6, 0, 0]} />
-        </BarChart>
-      </ResponsiveContainer>
+      <div className="nutrition-macro-pair__chart-wrap">
+        <ResponsiveContainer width="100%" height={NUTRITION_MACRO_CHART_BLOCK_PX}>
+          <BarChart data={chartData} margin={{ top: 8, right: 4, bottom: 4, left: -18 }} barCategoryGap="18%">
+            <CartesianGrid stroke="var(--border)" strokeDasharray="3 3" vertical={false} />
+            <XAxis
+              dataKey="week"
+              tick={{ fontSize: 9, fill: 'var(--text3)' }}
+              tickLine={false}
+              interval={Math.max(0, Math.floor(chartData.length / 8) - 1)}
+            />
+            <YAxis tick={{ fontSize: 9, fill: 'var(--text3)' }} tickLine={false} domain={[0, 100]} ticks={[0, 25, 50, 75, 100]} />
+            <Tooltip
+              contentStyle={{ background: 'var(--surface)', border: '1px solid var(--border)', borderRadius: 8, fontSize: 11 }}
+              formatter={(v, name) => [`${v}%`, name]}
+            />
+            <Legend wrapperStyle={{ fontSize: 10, paddingTop: 8 }} />
+            <Bar dataKey="protein" stackId="a" fill={MACRO_CHART.protein} name="Protein %" radius={[0, 0, 0, 0]} />
+            <Bar dataKey="fat" stackId="a" fill={MACRO_CHART.fat} name="Fett %" radius={[0, 0, 0, 0]} />
+            <Bar dataKey="carbs" stackId="a" fill={MACRO_CHART.carbs} name="KH %" radius={[6, 6, 0, 0]} />
+          </BarChart>
+        </ResponsiveContainer>
+      </div>
       <div style={{ marginTop: 10, fontSize: 10, color: 'var(--text3)', textAlign: 'center', lineHeight: 1.5 }}>
         Ø Verteilung: P {meta.avg_protein_pct}% · KH {meta.avg_carbs_pct}% · F {meta.avg_fat_pct}% · Variabilität (CV): P{' '}
         {meta.protein_cv}% · KH {meta.carbs_cv}% · F {meta.fat_cv}%
diff --git a/frontend/src/pages/History.jsx b/frontend/src/pages/History.jsx
index b13ca4c..2587293 100644
--- a/frontend/src/pages/History.jsx
+++ b/frontend/src/pages/History.jsx
@@ -11,6 +11,7 @@ import { api } from '../utils/api'
 import { photoMonthKey, photoSortKey, formatPhotoCaption } from '../utils/photoDisplay'
 import { getBfCategory } from '../utils/calc'
 import { getStatusColor, getStatusBg } from '../utils/interpret'
+import { MACRO_CHART, macroFillByName, NUTRITION_MACRO_CHART_BLOCK_PX } from '../utils/macroChartTheme'
 import Markdown from '../utils/Markdown'
 import TrainingTypeDistribution from '../components/TrainingTypeDistribution'
 import NutritionCharts, { WeeklyMacroDistributionPanel } from '../components/NutritionCharts'
@@ -909,18 +910,18 @@ function NutritionSection({ profile, insights, onRequest, loadingSlug, filterAct
             <XAxis dataKey="date" tick={{ fontSize: 9, fill: 'var(--text3)' }} tickLine={false} interval={Math.max(0, Math.floor(cdMacro.length / 6) - 1)} />
             <YAxis tick={{ fontSize: 9, fill: 'var(--text3)' }} tickLine={false} />
             {ptLow > 0 && (
-              <ReferenceLine y={ptLow} stroke="#059669" strokeDasharray="5 4" strokeWidth={2} label={{ value: `${ptLow}g P`, fontSize: 9, fill: '#059669', position: 'insideTopRight' }} />
+              <ReferenceLine y={ptLow} stroke={MACRO_CHART.protein} strokeDasharray="5 4" strokeWidth={2} label={{ value: `${ptLow}g P`, fontSize: 9, fill: MACRO_CHART.protein, position: 'insideTopRight' }} />
             )}
             <Tooltip contentStyle={{ background: 'var(--surface)', border: '1px solid var(--border)', borderRadius: 8, fontSize: 11 }} formatter={(v, name) => [`${v}g`, name]} />
-            <Bar dataKey="Fett" stackId="a" fill="#93C5FD" name="Fett" />
-            <Bar dataKey="KH" stackId="a" fill="#FDBA74" name="KH" />
-            <Bar dataKey="Protein" stackId="a" fill="#059669" name="Protein" radius={[4, 4, 0, 0]} />
+            <Bar dataKey="Protein" stackId="a" fill={MACRO_CHART.protein} name="Protein" />
+            <Bar dataKey="Fett" stackId="a" fill={MACRO_CHART.fat} name="Fett" />
+            <Bar dataKey="KH" stackId="a" fill={MACRO_CHART.carbs} name="KH" radius={[5, 5, 0, 0]} />
           </BarChart>
         </ResponsiveContainer>
         <div style={{ display: 'flex', gap: 12, justifyContent: 'center', marginTop: 8, fontSize: 10, color: 'var(--text3)', flexWrap: 'wrap' }}>
-          <span><span style={{ display: 'inline-block', width: 10, height: 10, background: '#059669', borderRadius: 2, verticalAlign: 'middle', marginRight: 4 }} />Protein (oben)</span>
-          <span><span style={{ display: 'inline-block', width: 10, height: 10, background: '#FDBA74', borderRadius: 2, verticalAlign: 'middle', marginRight: 4 }} />KH</span>
-          <span><span style={{ display: 'inline-block', width: 10, height: 10, background: '#93C5FD', borderRadius: 2, verticalAlign: 'middle', marginRight: 4 }} />Fett</span>
+          <span><span style={{ display: 'inline-block', width: 10, height: 10, background: MACRO_CHART.protein, borderRadius: 2, verticalAlign: 'middle', marginRight: 4 }} />Protein (unten)</span>
+          <span><span style={{ display: 'inline-block', width: 10, height: 10, background: MACRO_CHART.fat, borderRadius: 2, verticalAlign: 'middle', marginRight: 4 }} />Fett (Mitte)</span>
+          <span><span style={{ display: 'inline-block', width: 10, height: 10, background: MACRO_CHART.carbs, borderRadius: 2, verticalAlign: 'middle', marginRight: 4 }} />KH (oben)</span>
         </div>
       </div>
 
@@ -929,35 +930,52 @@ function NutritionSection({ profile, insights, onRequest, loadingSlug, filterAct
           <div style={{ fontSize: 12, fontWeight: 600, color: 'var(--text3)', marginBottom: 8 }}>
             Ø Makro-Quote ({n} Tage)
           </div>
-          <div style={{ display: 'flex', alignItems: 'center', gap: 16, flexWrap: 'wrap' }}>
-            {pieData.length > 0 ? (
-              <>
-                <PieChart width={120} height={120}>
-                  <Pie data={pieData} cx={58} cy={58} innerRadius={36} outerRadius={54} dataKey="value" startAngle={90} endAngle={-270}>
-                    {pieData.map((e, i) => <Cell key={i} fill={e.color} />)}
-                  </Pie>
-                  <Tooltip formatter={(v, name) => [`${v}%`, name]} />
-                </PieChart>
-                <div style={{ flex: 1, minWidth: 160 }}>
-                  {pieData.map(p => (
-                    <div key={p.name} style={{ display: 'flex', alignItems: 'center', gap: 8, marginBottom: 8 }}>
-                      <div style={{ width: 10, height: 10, borderRadius: 2, background: p.color, flexShrink: 0 }} />
+          {pieData.length > 0 ? (
+            <div className="nutrition-macro-pair__donut-inner">
+              <div className="nutrition-macro-pair__donut-chart">
+                <ResponsiveContainer width="100%" height={NUTRITION_MACRO_CHART_BLOCK_PX}>
+                  <PieChart>
+                    <Pie
+                      data={pieData}
+                      cx="50%"
+                      cy="50%"
+                      innerRadius="38%"
+                      outerRadius="58%"
+                      dataKey="value"
+                      startAngle={90}
+                      endAngle={-270}
+                      paddingAngle={1}
+                    >
+                      {pieData.map((e, i) => (
+                        <Cell key={i} fill={macroFillByName(e.name)} />
+                      ))}
+                    </Pie>
+                    <Tooltip formatter={(v, name) => [`${v}%`, name]} />
+                  </PieChart>
+                </ResponsiveContainer>
+              </div>
+              <div className="nutrition-macro-pair__legend">
+                {pieData.map(p => {
+                  const fill = macroFillByName(p.name)
+                  return (
+                    <div key={p.name} style={{ display: 'flex', alignItems: 'center', gap: 8, marginBottom: 4 }}>
+                      <div style={{ width: 10, height: 10, borderRadius: 2, background: fill, flexShrink: 0 }} />
                       <div style={{ flex: 1, fontSize: 13 }}>{p.name}</div>
-                      <div style={{ fontSize: 13, fontWeight: 600, color: p.color }}>{p.value}%</div>
+                      <div style={{ fontSize: 13, fontWeight: 600, color: fill }}>{p.value}%</div>
                       <div style={{ fontSize: 11, color: 'var(--text3)' }}>
                         {p.grams != null ? `${p.grams}g` : '—'}
                       </div>
                     </div>
-                  ))}
-                  <div style={{ marginTop: 8, fontSize: 11, color: 'var(--text3)', borderTop: '1px solid var(--border)', paddingTop: 8 }}>
-                    Ø {avgKcal} kcal/Tag · Anteil der Makro-Kalorien am Tagesumsatz
-                  </div>
+                  )
+                })}
+                <div style={{ marginTop: 8, fontSize: 11, color: 'var(--text3)', borderTop: '1px solid var(--border)', paddingTop: 8 }}>
+                  Ø {avgKcal} kcal/Tag · Anteil der Makro-Kalorien am Tagesumsatz
                 </div>
-              </>
-            ) : (
-              <div style={{ fontSize: 12, color: 'var(--text3)' }}>Keine Makro-Mittelwerte im Zeitraum.</div>
-            )}
-          </div>
+              </div>
+            </div>
+          ) : (
+            <div style={{ fontSize: 12, color: 'var(--text3)' }}>Keine Makro-Mittelwerte im Zeitraum.</div>
+          )}
         </div>
         <div className="card nutrition-macro-pair__weekly">
           <div style={{ fontSize: 12, fontWeight: 600, color: 'var(--text3)', marginBottom: 4 }}>
diff --git a/frontend/src/pages/NutritionPage.jsx b/frontend/src/pages/NutritionPage.jsx
index fc6c1ac..09ed0ba 100644
--- a/frontend/src/pages/NutritionPage.jsx
+++ b/frontend/src/pages/NutritionPage.jsx
@@ -5,6 +5,7 @@ import {
   ResponsiveContainer, CartesianGrid, Legend, ReferenceLine, ScatterChart, Scatter
 } from 'recharts'
 import { api as nutritionApi } from '../utils/api'
+import { MACRO_CHART } from '../utils/macroChartTheme'
 import dayjs from 'dayjs'
 import isoWeek from 'dayjs/plugin/isoWeek'
 dayjs.extend(isoWeek)
@@ -709,9 +710,9 @@ function WeeklyMacros({ weekly }) {
         <Tooltip contentStyle={{background:'var(--surface)',border:'1px solid var(--border)',borderRadius:8,fontSize:11}}
           formatter={(v,n)=>[`${Math.round(v)} g`, n]}/>
         <Legend wrapperStyle={{fontSize:11}}/>
-        <Bar dataKey="Protein"       stackId="a" fill="#1D9E75"/>
-        <Bar dataKey="Fett"          stackId="a" fill="#378ADD"/>
-        <Bar dataKey="Kohlenhydrate" stackId="a" fill="#D4537E" radius={[3,3,0,0]}/>
+        <Bar dataKey="Protein"       stackId="a" fill={MACRO_CHART.protein}/>
+        <Bar dataKey="Fett"          stackId="a" fill={MACRO_CHART.fat}/>
+        <Bar dataKey="Kohlenhydrate" stackId="a" fill={MACRO_CHART.carbs} radius={[3,3,0,0]}/>
       </BarChart>
     </ResponsiveContainer>
   )
diff --git a/frontend/src/utils/macroChartTheme.js b/frontend/src/utils/macroChartTheme.js
new file mode 100644
index 0000000..03ab9ad
--- /dev/null
+++ b/frontend/src/utils/macroChartTheme.js
@@ -0,0 +1,21 @@
+/**
+ * Einheitliche Makro-Farben für Verlauf (Balken, Donut, E3).
+ * Reihenfolge gestapelter Balken (Recharts, unten zuerst): Protein → Fett → Kohlenhydrate.
+ */
+export const MACRO_CHART = {
+  protein: '#4a8f72',
+  fat: '#6e8eb8',
+  carbs: '#c17d45',
+}
+
+/** Einheitliche Höhe Donut-Bereich / E3-Balken (Verlauf) */
+export const NUTRITION_MACRO_CHART_BLOCK_PX = 260
+
+/** Farbe nach Segment-Name (Protein / KH / Fett / englische Keys). */
+export function macroFillByName(name) {
+  const n = String(name || '').toLowerCase()
+  if (n.includes('protein') || n === 'p') return MACRO_CHART.protein
+  if (n.includes('fett') || n.includes('fat')) return MACRO_CHART.fat
+  if (n.includes('kh') || n.includes('kohlenhydrat') || n.includes('carb')) return MACRO_CHART.carbs
+  return MACRO_CHART.carbs
+}