#397C64 is a mid-toned, cool teal. 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 #397C64 works with other colors. Named schemes with #397C64 in its natural role, and a note on why the supporting colors balance it.
Viridian opens this coastal palette with sea-glass and warm sand alongside it, grounded by driftwood grey and a deep-navy anchor.
Viridian keeps this Nordic scheme quiet — cool greys and a soft white around it, a muted-blue support and a charcoal anchor.
Viridian plays the worn-leather lead, deepened by saddle brown and an oxblood anchor, softened by aged cream and cooled by a muted forest green.
Viridian 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.
Viridian 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 Viridian carrying the quiet middle.
How #397C64 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 #397C64 at work across the surfaces designers actually ship.
:root {
--color-base: #397C64;
--color-base-rgb: 57 124 100;
--color-base-oklch: oklch(53.5% 0.079 167.4);
--color-50: #F4FAF8;
--color-100: #E3F3ED;
--color-200: #C7E5DB;
--color-300: #A0CFBF;
--color-400: #7AB8A2;
--color-500: #5A9B84;
--color-600: #4A7868;
--color-700: #38564C;
--color-800: #283933;
--color-900: #1A2420;
--color-on-base: #FFFFFF;
}
// tailwind.config.js
colors: {
viridian: {
50: '#F4FAF8',
100: '#E3F3ED',
200: '#C7E5DB',
300: '#A0CFBF',
400: '#7AB8A2',
500: '#5A9B84',
600: '#4A7868',
700: '#38564C',
800: '#283933',
900: '#1A2420',
},
}
$base: #397C64; $base-ink: #FFFFFF; $base-50: #F4FAF8; $base-100: #E3F3ED; $base-200: #C7E5DB; $base-300: #A0CFBF; $base-400: #7AB8A2; $base-500: #5A9B84; $base-600: #4A7868; $base-700: #38564C; $base-800: #283933; $base-900: #1A2420; $base-hover: #2D624F; $base-subtle: #BFDBD1;
{
"color": {
"base": {
"value": "#397C64",
"type": "color"
},
"onBase": {
"value": "#FFFFFF",
"type": "color"
},
"scale": {
"50": {
"value": "#F4FAF8",
"type": "color"
},
"100": {
"value": "#E3F3ED",
"type": "color"
},
"200": {
"value": "#C7E5DB",
"type": "color"
},
"300": {
"value": "#A0CFBF",
"type": "color"
},
"400": {
"value": "#7AB8A2",
"type": "color"
},
"500": {
"value": "#5A9B84",
"type": "color"
},
"600": {
"value": "#4A7868",
"type": "color"
},
"700": {
"value": "#38564C",
"type": "color"
},
"800": {
"value": "#283933",
"type": "color"
},
"900": {
"value": "#1A2420",
"type": "color"
}
}
}
}