#557C4E 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 #557C4E works with other colors. Named schemes with #557C4E 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 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 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.
Fern 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.
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 #557C4E 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 #557C4E at work across the surfaces designers actually ship.
:root {
--color-base: #557C4E;
--color-base-rgb: 85 124 78;
--color-base-oklch: oklch(54.5% 0.082 140.7);
--color-50: #F6F9F5;
--color-100: #E7F0E6;
--color-200: #D0E0CD;
--color-300: #ADC6A9;
--color-400: #8CAC86;
--color-500: #6C8F66;
--color-600: #576F53;
--color-700: #41513E;
--color-800: #2D362B;
--color-900: #1C221B;
--color-on-base: #FFFFFF;
}
// tailwind.config.js
colors: {
fern-green: {
50: '#F6F9F5',
100: '#E7F0E6',
200: '#D0E0CD',
300: '#ADC6A9',
400: '#8CAC86',
500: '#6C8F66',
600: '#576F53',
700: '#41513E',
800: '#2D362B',
900: '#1C221B',
},
}
$base: #557C4E; $base-ink: #FFFFFF; $base-50: #F6F9F5; $base-100: #E7F0E6; $base-200: #D0E0CD; $base-300: #ADC6A9; $base-400: #8CAC86; $base-500: #6C8F66; $base-600: #576F53; $base-700: #41513E; $base-800: #2D362B; $base-900: #1C221B; $base-hover: #44643F; $base-subtle: #CBD9C9;
{
"color": {
"base": {
"value": "#557C4E",
"type": "color"
},
"onBase": {
"value": "#FFFFFF",
"type": "color"
},
"scale": {
"50": {
"value": "#F6F9F5",
"type": "color"
},
"100": {
"value": "#E7F0E6",
"type": "color"
},
"200": {
"value": "#D0E0CD",
"type": "color"
},
"300": {
"value": "#ADC6A9",
"type": "color"
},
"400": {
"value": "#8CAC86",
"type": "color"
},
"500": {
"value": "#6C8F66",
"type": "color"
},
"600": {
"value": "#576F53",
"type": "color"
},
"700": {
"value": "#41513E",
"type": "color"
},
"800": {
"value": "#2D362B",
"type": "color"
},
"900": {
"value": "#1C221B",
"type": "color"
}
}
}
}