#397F77 is a mid-toned, cool cyan. On the Color Lab it reads with a faded, vintage edge, restrained and easy to live with. It carries a legible label as a UI accent and reproduces cleanly in print.
Not just a swatch — here's how #397F77 works with other colors. Named schemes with #397F77 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 #397F77 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 #397F77 at work across the surfaces designers actually ship.
:root {
--color-base: #397F77;
--color-base-rgb: 57 127 119;
--color-base-oklch: oklch(54.9% 0.072 185.4);
--color-50: #F4FBFA;
--color-100: #E2F3F1;
--color-200: #C7E6E2;
--color-300: #9FD0CA;
--color-400: #7AB8B1;
--color-500: #599C94;
--color-600: #497973;
--color-700: #385753;
--color-800: #273A37;
--color-900: #192423;
--color-on-base: #FFFFFF;
}
// tailwind.config.js
colors: {
viridian: {
50: '#F4FBFA',
100: '#E2F3F1',
200: '#C7E6E2',
300: '#9FD0CA',
400: '#7AB8B1',
500: '#599C94',
600: '#497973',
700: '#385753',
800: '#273A37',
900: '#192423',
},
}
$base: #397F77; $base-ink: #FFFFFF; $base-50: #F4FBFA; $base-100: #E2F3F1; $base-200: #C7E6E2; $base-300: #9FD0CA; $base-400: #7AB8B1; $base-500: #599C94; $base-600: #497973; $base-700: #385753; $base-800: #273A37; $base-900: #192423; $base-hover: #2E655F; $base-subtle: #C0DCD9;
{
"color": {
"base": {
"value": "#397F77",
"type": "color"
},
"onBase": {
"value": "#FFFFFF",
"type": "color"
},
"scale": {
"50": {
"value": "#F4FBFA",
"type": "color"
},
"100": {
"value": "#E2F3F1",
"type": "color"
},
"200": {
"value": "#C7E6E2",
"type": "color"
},
"300": {
"value": "#9FD0CA",
"type": "color"
},
"400": {
"value": "#7AB8B1",
"type": "color"
},
"500": {
"value": "#599C94",
"type": "color"
},
"600": {
"value": "#497973",
"type": "color"
},
"700": {
"value": "#385753",
"type": "color"
},
"800": {
"value": "#273A37",
"type": "color"
},
"900": {
"value": "#192423",
"type": "color"
}
}
}
}