#37B133

CSS

:root {
  --try-your-luck: #37b133;
  --try-your-luck-rgb: 55 177 51;
  --try-your-luck-oklch: oklch(0.669 0.196 142.6);
}

.element {
  color: var(--try-your-luck);
  background-color: hsl(118 55% 45%);
  border-color: oklch(0.669 0.196 142.6);
}

Tailwind CSS v4

@theme {
  --color-try-your-luck: #37b133;
  --color-try-your-luck-50: #d3ffd3;
  --color-try-your-luck-100: #c0fabf;
  --color-try-your-luck-200: #9eea9f;
  --color-try-your-luck-300: #72d175;
  --color-try-your-luck-400: #4bba46;
  --color-try-your-luck-500: #00a400;
  --color-try-your-luck-600: #028a04;
  --color-try-your-luck-700: #066f06;
  --color-try-your-luck-800: #0d5100;
  --color-try-your-luck-900: #083900;
  --color-try-your-luck-950: #002300;
}

SCSS

$try-your-luck: #37b133;
$try-your-luck-rgb: 55, 177, 51;
$try-your-luck-light: mix(#fff, $try-your-luck, 20%);
$try-your-luck-dark: mix(#000, $try-your-luck, 20%);

.element {
  color: $try-your-luck;
  box-shadow: 0 0 0 2px rgba($try-your-luck, 0.35);
}