diff --git a/addons/web/static/src/legacy/scss/fields.scss b/addons/web/static/src/legacy/scss/fields.scss
index 1857f418c3e..5050947b2e6 100644
--- a/addons/web/static/src/legacy/scss/fields.scss
+++ b/addons/web/static/src/legacy/scss/fields.scss
@@ -261,25 +261,6 @@
             }
         }
 
-        @for $size from 1 through length($o-colors) {
-            .o_tag_color_#{$size - 1} {
-                @if $size == 1 {
-                    & {
-                        background-color: $o-view-background-color;
-                        color: nth($o-colors, $size);
-                        box-shadow: inset 0 0 0 1px;
-                    }
-                    &::after {
-                        background-color: nth($o-colors, $size);
-                    }
-                } @else {
-                    &, &::after {
-                        background-color: nth($o-colors, $size);
-                        color: color-contrast(nth($o-colors, $size), $min-contrast-ratio: 2.2);
-                    }
-                }
-            }
-        }
         .o_tag_error {
             box-shadow: inset 0 0 0 2px #FF0000;