#12D366 is a mid-toned, temperate teal-green. On the Color Lab it reads bold and ownable. It sits well as a supporting tone.
Not just a swatch — here's how #12D366 works with other colors. Named schemes with #12D366 in its natural role, and a note on why the supporting colors balance it.
Shamrock keeps this Nordic scheme quiet — cool greys and a soft white around it, a muted-blue support and a charcoal anchor.
Shamrock is the vivid signal in this product UI — on a near-black surface with cool white, a slate grey and a lighter tint of Shamrock.
Shamrock leads this botanical set among foliage greens and a terracotta accent, softened by cream and grounded in bark brown.
Shamrock is the single accent in this high-contrast editorial system — set on near-white paper against near-black ink, with a warm grey and a desaturated tint of Shamrock carrying the quiet middle.
Shamrock sets a calm, sun-bleached base here, wrapped in bone and paper off-whites and a soft greige, with a single ink accent for wabi-sabi restraint.
How #12D366 actually behaves in design work — read from its OKLCH lightness, chroma and hue, not just its raw numbers. Ten signals to help you decide where this color earns its place.
Not a swatch to memorise — a color to build with. Here is #12D366 at work across the surfaces designers actually ship.
:root {
--color-base: #12D366;
--color-base-rgb: 18 211 102;
--color-base-oklch: oklch(75.9% 0.204 150.4);
--color-50: #F0FEF6;
--color-100: #D8FDE8;
--color-200: #B4F8D2;
--color-300: #81EEB0;
--color-400: #53DF90;
--color-500: #30C471;
--color-600: #2D955A;
--color-700: #256943;
--color-800: #1C452E;
--color-900: #132A1D;
--color-on-base: #141310;
}
// tailwind.config.js
colors: {
shamrock: {
50: '#F0FEF6',
100: '#D8FDE8',
200: '#B4F8D2',
300: '#81EEB0',
400: '#53DF90',
500: '#30C471',
600: '#2D955A',
700: '#256943',
800: '#1C452E',
900: '#132A1D',
},
}
$base: #12D366; $base-ink: #141310; $base-50: #F0FEF6; $base-100: #D8FDE8; $base-200: #B4F8D2; $base-300: #81EEB0; $base-400: #53DF90; $base-500: #30C471; $base-600: #2D955A; $base-700: #256943; $base-800: #1C452E; $base-900: #132A1D; $base-hover: #0FA952; $base-subtle: #BAF0D1;
{
"color": {
"base": {
"value": "#12D366",
"type": "color"
},
"onBase": {
"value": "#141310",
"type": "color"
},
"scale": {
"50": {
"value": "#F0FEF6",
"type": "color"
},
"100": {
"value": "#D8FDE8",
"type": "color"
},
"200": {
"value": "#B4F8D2",
"type": "color"
},
"300": {
"value": "#81EEB0",
"type": "color"
},
"400": {
"value": "#53DF90",
"type": "color"
},
"500": {
"value": "#30C471",
"type": "color"
},
"600": {
"value": "#2D955A",
"type": "color"
},
"700": {
"value": "#256943",
"type": "color"
},
"800": {
"value": "#1C452E",
"type": "color"
},
"900": {
"value": "#132A1D",
"type": "color"
}
}
}
}