Settling on a color palette

assets/css/lesson.scss

@@ -14,14 +14,14 @@ $color-output:      #303030 !default;
 $color-source:      #6e5494 !default;
 
 // blockquotes
-$color-callout:     #c4e177 !default;
-$color-challenge:   #f4b4aa !default;
-$color-checklist:   #5ac76e !default;
-$color-keypoints:   #ae9aca !default;
-$color-objectives:  #cf71a9 !default;
+$color-callout:     #f4fd9c !default;
+$color-challenge:   #eec275 !default;
+$color-checklist:   #dfd2a0 !default;
+$color-keypoints:   #7ae78e !default;
+$color-objectives:  #daee84 !default;
 $color-prereq:      #9cd6dc !default;
-$color-solution:    #e3bb70 !default;
-$color-testimonial: #f4fd9c !default;
+$color-solution:    #ded4b9 !default;
+$color-testimonial: #fc8dc1 !default;
 
 //----------------------------------------
 // Specialized code blocks.