overleaf/services/web/frontend/stylesheets/core/css-variables.less

:root {
  --ol-blue: @ol-blue;

  --ol-blue-gray-0: @ol-blue-gray-0;
  --ol-blue-gray-1: @ol-blue-gray-1;
  --ol-blue-gray-2: @ol-blue-gray-2;
  --ol-blue-gray-3: @ol-blue-gray-3;
  --ol-blue-gray-4: @ol-blue-gray-4;
  --ol-blue-gray-5: @ol-blue-gray-5;
  --ol-blue-gray-6: @ol-blue-gray-6;

  --input-color: @input-color;
  --input-border: @input-border;
  --input-border-radius: @input-border-radius;
  --input-border-focus: @input-border-focus;
}