#257546 is a mid-toned, temperate teal-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 sits well as a supporting tone.
Not just a swatch — here's how #257546 works with other colors. Named schemes with #257546 in its natural role, and a note on why the supporting colors balance it.
Fern Green leads this botanical set among foliage greens and a terracotta accent, softened by cream and grounded in bark brown.
Fern Green opens this coastal palette with sea-glass and warm sand alongside it, grounded by driftwood grey and a deep-navy anchor.
Fern 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.
Fern Green sits between cream and a deep berry here, softened by a blush accent and grounded by charcoal.
Fern 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 Fern Green carrying the quiet middle.
How #257546 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 #257546 at work across the surfaces designers actually ship.
:root {
--color-base: #257546;
--color-base-rgb: 37 117 70;
--color-base-oklch: oklch(50.1% 0.108 153.7);
--color-50: #F3FCF7;
--color-100: #DFF6E9;
--color-200: #C1EBD3;
--color-300: #96D9B2;
--color-400: #6EC492;
--color-500: #4DA873;
--color-600: #41815C;
--color-700: #325C44;
--color-800: #243D2E;
--color-900: #18261D;
--color-on-base: #FFFFFF;
}
// tailwind.config.js
colors: {
fern-green: {
50: '#F3FCF7',
100: '#DFF6E9',
200: '#C1EBD3',
300: '#96D9B2',
400: '#6EC492',
500: '#4DA873',
600: '#41815C',
700: '#325C44',
800: '#243D2E',
900: '#18261D',
},
}
$base: #257546; $base-ink: #FFFFFF; $base-50: #F3FCF7; $base-100: #DFF6E9; $base-200: #C1EBD3; $base-300: #96D9B2; $base-400: #6EC492; $base-500: #4DA873; $base-600: #41815C; $base-700: #325C44; $base-800: #243D2E; $base-900: #18261D; $base-hover: #1D5D38; $base-subtle: #B4DFC6;
{
"color": {
"base": {
"value": "#257546",
"type": "color"
},
"onBase": {
"value": "#FFFFFF",
"type": "color"
},
"scale": {
"50": {
"value": "#F3FCF7",
"type": "color"
},
"100": {
"value": "#DFF6E9",
"type": "color"
},
"200": {
"value": "#C1EBD3",
"type": "color"
},
"300": {
"value": "#96D9B2",
"type": "color"
},
"400": {
"value": "#6EC492",
"type": "color"
},
"500": {
"value": "#4DA873",
"type": "color"
},
"600": {
"value": "#41815C",
"type": "color"
},
"700": {
"value": "#325C44",
"type": "color"
},
"800": {
"value": "#243D2E",
"type": "color"
},
"900": {
"value": "#18261D",
"type": "color"
}
}
}
}