diff --git a/src/app/blog/_components/blog-layout/blog-layout.tsx b/src/app/blog/_components/blog-layout/blog-layout.tsx
index a7deb35..0072a7b 100644
--- a/src/app/blog/_components/blog-layout/blog-layout.tsx
+++ b/src/app/blog/_components/blog-layout/blog-layout.tsx
@@ -6,7 +6,7 @@ export const BlogLayout: FC<{
 }> = ({ children, updatedAt }) => {
   return (
     <div className="flex flex-col gap-4">
-      <article className="rounded-lg bg-bgBase/90 px-1 py-14 pt-4 sm:px-10">
+      <article className="rounded-lg bg-bgBase/90 px-3 py-14 pt-4 sm:px-10">
         <p className="text-end text-textDescription">
           {updatedAt}に公開
         </p>
diff --git a/src/app/blog/color-contrast/opengraph-image.tsx b/src/app/blog/color-contrast/opengraph-image.tsx
index f36f4d3..21201fe 100644
--- a/src/app/blog/color-contrast/opengraph-image.tsx
+++ b/src/app/blog/color-contrast/opengraph-image.tsx
@@ -24,7 +24,9 @@ export default async function OpenGraphImage() {
         style={{
           alignItems: 'center',
           display: 'flex',
-          backgroundImage: 'linear-gradient(70deg, #cbd5e1, #5eead4)',
+          backgroundColor: '#50e2d2',
+          backgroundImage:
+            'linear-gradient(62deg, #50e2d2 0%, #8584ae 100%)',
           justifyContent: 'center',
           width: '100%',
           height: '100%',
diff --git a/src/app/blog/tanstack-router-introduction/opengraph-image.tsx b/src/app/blog/tanstack-router-introduction/opengraph-image.tsx
index 9944a55..3e8b092 100644
--- a/src/app/blog/tanstack-router-introduction/opengraph-image.tsx
+++ b/src/app/blog/tanstack-router-introduction/opengraph-image.tsx
@@ -25,7 +25,9 @@ export default async function OpenGraphImage() {
         style={{
           alignItems: 'center',
           display: 'flex',
-          backgroundImage: 'linear-gradient(70deg, #cbd5e1, #5eead4)',
+          backgroundColor: '#50e2d2',
+          backgroundImage:
+            'linear-gradient(62deg, #50e2d2 0%, #8584ae 100%)',
           justifyContent: 'center',
           width: '100%',
           height: '100%',