#F3966D

CSS

:root {
  --atomic-tangerine: #f3966d;
  --atomic-tangerine-rgb: 243 150 109;
  --atomic-tangerine-oklch: oklch(0.76 0.125 44.2);
}

.element {
  color: var(--atomic-tangerine);
  background-color: hsl(18 85% 69%);
  border-color: oklch(0.76 0.125 44.2);
}

Tailwind CSS v4

@theme {
  --color-atomic-tangerine: #f3966d;
  --color-atomic-tangerine-50: #ffebd8;
  --color-atomic-tangerine-100: #ffdcc5;
  --color-atomic-tangerine-200: #ffc4a7;
  --color-atomic-tangerine-300: #eda380;
  --color-atomic-tangerine-400: #db855f;
  --color-atomic-tangerine-500: #c96739;
  --color-atomic-tangerine-600: #a95832;
  --color-atomic-tangerine-700: #884627;
  --color-atomic-tangerine-800: #66321d;
  --color-atomic-tangerine-900: #472213;
  --color-atomic-tangerine-950: #2e1105;
}

SCSS

$atomic-tangerine: #f3966d;
$atomic-tangerine-rgb: 243, 150, 109;
$atomic-tangerine-light: mix(#fff, $atomic-tangerine, 20%);
$atomic-tangerine-dark: mix(#000, $atomic-tangerine, 20%);

.element {
  color: $atomic-tangerine;
  box-shadow: 0 0 0 2px rgba($atomic-tangerine, 0.35);
}