#0087EB

CSS

:root {
  --too-blue-to-be-true: #0087eb;
  --too-blue-to-be-true-rgb: 0 135 235;
  --too-blue-to-be-true-oklch: oklch(0.616 0.179 250.8);
}

.element {
  color: var(--too-blue-to-be-true);
  background-color: hsl(206 100% 46%);
  border-color: oklch(0.616 0.179 250.8);
}

Tailwind CSS v4

@theme {
  --color-too-blue-to-be-true: #0087eb;
  --color-too-blue-to-be-true-50: #d1f9ff;
  --color-too-blue-to-be-true-100: #beecff;
  --color-too-blue-to-be-true-200: #9dd9ff;
  --color-too-blue-to-be-true-300: #71bbff;
  --color-too-blue-to-be-true-400: #3da2ff;
  --color-too-blue-to-be-true-500: #0087f6;
  --color-too-blue-to-be-true-600: #0073cf;
  --color-too-blue-to-be-true-700: #005ca7;
  --color-too-blue-to-be-true-800: #00447c;
  --color-too-blue-to-be-true-900: #002f58;
  --color-too-blue-to-be-true-950: #001b3c;
}

SCSS

$too-blue-to-be-true: #0087eb;
$too-blue-to-be-true-rgb: 0, 135, 235;
$too-blue-to-be-true-light: mix(#fff, $too-blue-to-be-true, 20%);
$too-blue-to-be-true-dark: mix(#000, $too-blue-to-be-true, 20%);

.element {
  color: $too-blue-to-be-true;
  box-shadow: 0 0 0 2px rgba($too-blue-to-be-true, 0.35);
}