Cool Tide

CSS

:root {
  --cool-tide: #0091b3;
  --cool-tide-rgb: 0 145 179;
  --cool-tide-oklch: oklch(0.609 0.113 222.1);
}

.element {
  color: var(--cool-tide);
  background-color: hsl(191 100% 35%);
  border-color: oklch(0.609 0.113 222.1);
}

Tailwind CSS v4

@theme {
  --color-cool-tide: #0091b3;
  --color-cool-tide-50: #d4fdff;
  --color-cool-tide-100: #c0f1ff;
  --color-cool-tide-200: #9fdff8;
  --color-cool-tide-300: #73c4e2;
  --color-cool-tide-400: #42adce;
  --color-cool-tide-500: #0096bb;
  --color-cool-tide-600: #007f9e;
  --color-cool-tide-700: #00657f;
  --color-cool-tide-800: #004b5d;
  --color-cool-tide-900: #003441;
  --color-cool-tide-950: #001f2a;
}

SCSS

$cool-tide: #0091b3;
$cool-tide-rgb: 0, 145, 179;
$cool-tide-light: mix(#fff, $cool-tide, 20%);
$cool-tide-dark: mix(#000, $cool-tide, 20%);

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