#12591C is a mid-toned, temperate teal-green. On the Color Lab it reads organic and grounded, quietly premium. It carries a legible label as a UI accent and sits well as a supporting tone.
Not just a swatch — here's how #12591C works with other colors. Named schemes with #12591C in its natural role, and a note on why the supporting colors balance it.
Dark Green leads this botanical set among foliage greens and a terracotta accent, softened by cream and grounded in bark brown.
Dark Green plays the worn-leather lead, deepened by saddle brown and an oxblood anchor, softened by aged cream and cooled by a muted forest green.
Dark Green anchors this café scheme as the warm mid-tone, lifted by latte cream and a muted sage accent and grounded by espresso brown and a warm charcoal.
Dark Green sits between cream and a deep berry here, softened by a blush accent and grounded by charcoal.
Dark Green 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 Dark Green carrying the quiet middle.
How #12591C 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 #12591C at work across the surfaces designers actually ship.
:root {
--color-base: #12591C;
--color-base-rgb: 18 89 28;
--color-base-oklch: oklch(40.7% 0.116 145.0);
--color-50: #F2FDF3;
--color-100: #DCF9E0;
--color-200: #BBF1C3;
--color-300: #8DE298;
--color-400: #62D071;
--color-500: #40B550;
--color-600: #388A43;
--color-700: #2D6234;
--color-800: #214025;
--color-900: #162818;
--color-on-base: #FFFFFF;
}
// tailwind.config.js
colors: {
dark-green: {
50: '#F2FDF3',
100: '#DCF9E0',
200: '#BBF1C3',
300: '#8DE298',
400: '#62D071',
500: '#40B550',
600: '#388A43',
700: '#2D6234',
800: '#214025',
900: '#162818',
},
}
$base: #12591C; $base-ink: #FFFFFF; $base-50: #F2FDF3; $base-100: #DCF9E0; $base-200: #BBF1C3; $base-300: #8DE298; $base-400: #62D071; $base-500: #40B550; $base-600: #388A43; $base-700: #2D6234; $base-800: #214025; $base-900: #162818; $base-hover: #0F4716; $base-subtle: #A4E1AC;
{
"color": {
"base": {
"value": "#12591C",
"type": "color"
},
"onBase": {
"value": "#FFFFFF",
"type": "color"
},
"scale": {
"50": {
"value": "#F2FDF3",
"type": "color"
},
"100": {
"value": "#DCF9E0",
"type": "color"
},
"200": {
"value": "#BBF1C3",
"type": "color"
},
"300": {
"value": "#8DE298",
"type": "color"
},
"400": {
"value": "#62D071",
"type": "color"
},
"500": {
"value": "#40B550",
"type": "color"
},
"600": {
"value": "#388A43",
"type": "color"
},
"700": {
"value": "#2D6234",
"type": "color"
},
"800": {
"value": "#214025",
"type": "color"
},
"900": {
"value": "#162818",
"type": "color"
}
}
}
}