#255115 is a mid-toned, temperate 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 #255115 works with other colors. Named schemes with #255115 in its natural role, and a note on why the supporting colors balance it.
Castleton Green leads this botanical set among foliage greens and a terracotta accent, softened by cream and grounded in bark brown.
Castleton 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.
Castleton 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.
Castleton Green sits between cream and a deep berry here, softened by a blush accent and grounded by charcoal.
Castleton 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 Castleton Green carrying the quiet middle.
How #255115 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 #255115 at work across the surfaces designers actually ship.
:root {
--color-base: #255115;
--color-base-rgb: 37 81 21;
--color-base-oklch: oklch(38.9% 0.102 138.6);
--color-50: #F5FCF2;
--color-100: #E5F7DE;
--color-200: #CBEEBE;
--color-300: #A6DE92;
--color-400: #82CA68;
--color-500: #62AE46;
--color-600: #50863C;
--color-700: #3C5F30;
--color-800: #2A3F22;
--color-900: #1B2717;
--color-on-base: #FFFFFF;
}
// tailwind.config.js
colors: {
castleton-green: {
50: '#F5FCF2',
100: '#E5F7DE',
200: '#CBEEBE',
300: '#A6DE92',
400: '#82CA68',
500: '#62AE46',
600: '#50863C',
700: '#3C5F30',
800: '#2A3F22',
900: '#1B2717',
},
}
$base: #255115; $base-ink: #FFFFFF; $base-50: #F5FCF2; $base-100: #E5F7DE; $base-200: #CBEEBE; $base-300: #A6DE92; $base-400: #82CA68; $base-500: #62AE46; $base-600: #50863C; $base-700: #3C5F30; $base-800: #2A3F22; $base-900: #1B2717; $base-hover: #1E4111; $base-subtle: #B5DDA6;
{
"color": {
"base": {
"value": "#255115",
"type": "color"
},
"onBase": {
"value": "#FFFFFF",
"type": "color"
},
"scale": {
"50": {
"value": "#F5FCF2",
"type": "color"
},
"100": {
"value": "#E5F7DE",
"type": "color"
},
"200": {
"value": "#CBEEBE",
"type": "color"
},
"300": {
"value": "#A6DE92",
"type": "color"
},
"400": {
"value": "#82CA68",
"type": "color"
},
"500": {
"value": "#62AE46",
"type": "color"
},
"600": {
"value": "#50863C",
"type": "color"
},
"700": {
"value": "#3C5F30",
"type": "color"
},
"800": {
"value": "#2A3F22",
"type": "color"
},
"900": {
"value": "#1B2717",
"type": "color"
}
}
}
}