message: Update global colors in default theme
diff: Arial here. */
  $font-family: 'Nunito', Arial, Helvetica, Sans-Serif;
  +// unified palette
  +// try to use these colors when possible
  +$accent-color: #03b381;
  +$notice-primary-color: #ff4b55;
  +$notice-secondary-color: #61708b;
  +
  // typical text (dark-on-white in light skin)
  $primary-fg-color: #454545;
  $primary-bg-color: #ffffff;
  @@ -18,7 +24,6 @@ $focus-bg-color: #dddddd;
  // button UI (white-on-green in light skin)
  $accent-fg-color: #ffffff;
  -$accent-color: #7ac9a1;
  $accent-color-50pct: #92caad;
  $accent-color-alt: #238CF5;
  @@ -35,8 +40,8 @@ $mention-user-pill-bg-color: $warning-color;
  $other-user-pill-bg-color: rgba(0, 0, 0, 0.1);
  // pinned events indicator
  -$pinned-unread-color: #ff0064; // $warning-color
  -$pinned-color: #888;
  +$pinned-unread-color: $notice-primary-color;
  +$pinned-color: $notice-secondary-color;
  // informational plinth
  $info-plinth-bg-color: #f7f7f7;
  @@ -72,11 +77,11 @@ $input-darker-fg-color: #9fa9ba;
  $input-lighter-bg-color: #f2f5f8;
  $input-lighter-fg-color: $input-darker-fg-color;
  $input-focused-border-color: #238cf5;
  -$input-valid-border-color: #7ac9a1;
  +$input-valid-border-color: $accent-color;
  $field-focused-label-bg-color: #ffffff;
  -$button-bg-color: #7ac9a1;
  +$button-bg-color: $accent-color;
  $button-fg-color: white;
  // apart from login forms, which have stronger border
  @@ -206,13 +211,13 @@ $lightbox-border-color: #ffffff;
  $tab-label-fg-color: #45474a;
  $tab-label-active-fg-color: #ffffff;
  $tab-label-bg-color: transparent;
  -$tab-label-active-bg-color: #7ac9a1;
  +$tab-label-active-bg-color: $accent-color;
  $tab-label-icon-bg-color: #454545;
  $tab-label-active-icon-bg-color: #ffffff;
  // Buttons
  $button-primary-fg-color: #ffffff;
  -$button-primary-bg-color: #7ac9a1;
  +$button-primary-bg-color: $accent-color;
  $button-primary-disabled-fg-color: #ffffff;
  $button-primary-disabled-bg-color: #bce4d0;
  $button-danger-fg-color: #ffffff;
  @@ -222,7 +227,7 @@ $button-danger-disabled-bg-color: #f5b6bb; // TODO: Verify color
  // Toggle switch
  $togglesw-off-color: #c1c9d6;
  -$togglesw-on-color: #7ac9a1;
  +$togglesw-on-color: $accent-color;
  $togglesw-ball-color: #fff;
  $progressbar-color: #000;
  