diff --git a/packages/client/src/scripts/theme.ts b/packages/client/src/scripts/theme.ts
index 4bc70b27a..45743d0ff 100644
--- a/packages/client/src/scripts/theme.ts
+++ b/packages/client/src/scripts/theme.ts
@@ -17,6 +17,7 @@ export const themeProps = Object.keys(lightTheme.props).filter(key => !key.start
 
 export const builtinThemes = [
 	require('@/themes/l-light.json5'),
+	require('@/themes/l-coffee.json5'),
 	require('@/themes/l-apricot.json5'),
 	require('@/themes/l-rainy.json5'),
 	require('@/themes/l-vivid.json5'),
diff --git a/packages/client/src/themes/l-coffee.json5 b/packages/client/src/themes/l-coffee.json5
new file mode 100644
index 000000000..fbcd4fa9e
--- /dev/null
+++ b/packages/client/src/themes/l-coffee.json5
@@ -0,0 +1,21 @@
+{
+	id: '6ed80faa-74f0-42c2-98e4-a64d9e138eab',
+
+	name: 'Mi Coffee Light',
+	author: 'syuilo',
+
+	base: 'light',
+
+	props: {
+		accent: '#9f8989',
+		bg: '#f5f3f3',
+		fg: '#7f6666',
+		panel: '#fff',
+		divider: 'rgba(87, 68, 68, 0.1)',
+		renote: 'rgb(160, 172, 125)',
+		link: 'rgb(137, 151, 159)',
+		mention: '@accent',
+		mentionMe: 'rgb(170, 149, 98)',
+		hashtag: '@accent',
+	},
+}