New: Calendar option for full color events

(cherry picked from commit 0210b5c5c1b5c56dce6f4c9f3f56366adba950d3)

frontend/src/Components/Icon.css

@@ -12,10 +12,18 @@
 
 .info {
   color: var(--infoColor);
+
+  &:global(.darken) {
+    color: color(var(--infoColor) shade(30%));
+  }
 }
 
 .pink {
   color: var(--pink);
+
+  &:global(.darken) {
+    color: color(var(--pink) shade(30%));
+  }
 }
 
 .success {

frontend/src/Components/Icon.js

@@ -18,6 +18,7 @@ class Icon extends PureComponent {
       kind,
       size,
       title,
+      darken,
       isSpinning,
       ...otherProps
     } = this.props;
@@ -26,7 +27,8 @@ class Icon extends PureComponent {
       <FontAwesomeIcon
         className={classNames(
           className,
-          styles[kind]
+          styles[kind],
+          darken && 'darken'
         )}
         icon={name}
         spin={isSpinning}
@@ -59,6 +61,7 @@ Icon.propTypes = {
   kind: PropTypes.string.isRequired,
   size: PropTypes.number.isRequired,
   title: PropTypes.oneOfType([PropTypes.string, PropTypes.func]),
+  darken: PropTypes.bool.isRequired,
   isSpinning: PropTypes.bool.isRequired,
   fixedWidth: PropTypes.bool.isRequired
 };
@@ -66,6 +69,7 @@ Icon.propTypes = {
 Icon.defaultProps = {
   kind: kinds.DEFAULT,
   size: 14,
+  darken: false,
   isSpinning: false,
   fixedWidth: false
 };