diff --git a/src/scss/_variable.scss b/src/scss/_variable.scss
index d0fecca..feb9db3 100644
--- a/src/scss/_variable.scss
+++ b/src/scss/_variable.scss
@@ -7,3 +7,4 @@ $theme-pink: #C2617E;         // ピンク
 $theme-light-pink: #E5B8BD;   // 薄ピンク
 $theme-purple: #4A3F55;       // 紫
 $theme-light-purple: #817487; // 薄紫
+$theme-mint: #A8CBC6;         // ミント