Fix some hexa in colors docs. (#31254)

site/data/colors.yml

@@ -1,11 +1,11 @@
 - name: blue
-  hex: "#007bff"
+  hex: "#0d6efd"
 - name: indigo
   hex: "#6610f2"
 - name: purple
   hex: "#6f42c1"
 - name: pink
-  hex: "#e83e8c"
+  hex: "#d63384"
 - name: red
   hex: "#dc3545"
 - name: orange
@@ -21,6 +21,6 @@
 - name: white
   hex: "#fff"
 - name: gray
-  hex: "#868e96"
+  hex: "#6c757d"
 - name: gray-dark
   hex: "#343a40"

site/data/theme-colors.yml

@@ -1,7 +1,7 @@
 - name: primary
-  hex: "#007bff"
+  hex: "#0d6efd"
 - name: secondary
-  hex: "#868e96"
+  hex: "#6c757d"
 - name: success
   hex: "#28a745"
 - name: danger