#2D552E is a mid-toned, temperate green. On the Color Lab it reads organic and grounded, with a faded, vintage edge. It carries a legible label as a UI accent and reproduces cleanly in print.
Not just a swatch — here's how #2D552E works with other colors. Named schemes with #2D552E 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 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.
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 #2D552E 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 #2D552E at work across the surfaces designers actually ship.
:root {
--color-base: #2D552E;
--color-base-rgb: 45 85 46;
--color-base-oklch: oklch(40.9% 0.078 144.5);
--color-50: #F5FAF5;
--color-100: #E4F1E4;
--color-200: #CAE3CA;
--color-300: #A4CCA5;
--color-400: #7FB381;
--color-500: #5F9661;
--color-600: #4E744F;
--color-700: #3B543C;
--color-800: #293829;
--color-900: #1A231B;
--color-on-base: #FFFFFF;
}
// tailwind.config.js
colors: {
castleton-green: {
50: '#F5FAF5',
100: '#E4F1E4',
200: '#CAE3CA',
300: '#A4CCA5',
400: '#7FB381',
500: '#5F9661',
600: '#4E744F',
700: '#3B543C',
800: '#293829',
900: '#1A231B',
},
}
$base: #2D552E; $base-ink: #FFFFFF; $base-50: #F5FAF5; $base-100: #E4F1E4; $base-200: #CAE3CA; $base-300: #A4CCA5; $base-400: #7FB381; $base-500: #5F9661; $base-600: #4E744F; $base-700: #3B543C; $base-800: #293829; $base-900: #1A231B; $base-hover: #234324; $base-subtle: #B8D3B9;
{
"color": {
"base": {
"value": "#2D552E",
"type": "color"
},
"onBase": {
"value": "#FFFFFF",
"type": "color"
},
"scale": {
"50": {
"value": "#F5FAF5",
"type": "color"
},
"100": {
"value": "#E4F1E4",
"type": "color"
},
"200": {
"value": "#CAE3CA",
"type": "color"
},
"300": {
"value": "#A4CCA5",
"type": "color"
},
"400": {
"value": "#7FB381",
"type": "color"
},
"500": {
"value": "#5F9661",
"type": "color"
},
"600": {
"value": "#4E744F",
"type": "color"
},
"700": {
"value": "#3B543C",
"type": "color"
},
"800": {
"value": "#293829",
"type": "color"
},
"900": {
"value": "#1A231B",
"type": "color"
}
}
}
}