#338A67 is a mid-toned, cool 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 reproduces cleanly in print.
Not just a swatch — here's how #338A67 works with other colors. Named schemes with #338A67 in its natural role, and a note on why the supporting colors balance it.
Sea Green leads this botanical set among foliage greens and a terracotta accent, softened by cream and grounded in bark brown.
Sea Green opens this coastal palette with sea-glass and warm sand alongside it, grounded by driftwood grey and a deep-navy anchor.
Sea 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.
Sea Green sits between cream and a deep berry here, softened by a blush accent and grounded by charcoal.
Sea 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 Sea Green carrying the quiet middle.
How #338A67 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 #338A67 at work across the surfaces designers actually ship.
:root {
--color-base: #338A67;
--color-base-rgb: 51 138 103;
--color-base-oklch: oklch(57.1% 0.100 163.4);
--color-50: #F3FBF8;
--color-100: #E1F5ED;
--color-200: #C4E9DA;
--color-300: #9AD5BE;
--color-400: #73BFA1;
--color-500: #52A382;
--color-600: #447E67;
--color-700: #355A4B;
--color-800: #253C33;
--color-900: #182520;
--color-on-base: #141310;
}
// tailwind.config.js
colors: {
sea-green: {
50: '#F3FBF8',
100: '#E1F5ED',
200: '#C4E9DA',
300: '#9AD5BE',
400: '#73BFA1',
500: '#52A382',
600: '#447E67',
700: '#355A4B',
800: '#253C33',
900: '#182520',
},
}
$base: #338A67; $base-ink: #141310; $base-50: #F3FBF8; $base-100: #E1F5ED; $base-200: #C4E9DA; $base-300: #9AD5BE; $base-400: #73BFA1; $base-500: #52A382; $base-600: #447E67; $base-700: #355A4B; $base-800: #253C33; $base-900: #182520; $base-hover: #296E52; $base-subtle: #BEE0D2;
{
"color": {
"base": {
"value": "#338A67",
"type": "color"
},
"onBase": {
"value": "#141310",
"type": "color"
},
"scale": {
"50": {
"value": "#F3FBF8",
"type": "color"
},
"100": {
"value": "#E1F5ED",
"type": "color"
},
"200": {
"value": "#C4E9DA",
"type": "color"
},
"300": {
"value": "#9AD5BE",
"type": "color"
},
"400": {
"value": "#73BFA1",
"type": "color"
},
"500": {
"value": "#52A382",
"type": "color"
},
"600": {
"value": "#447E67",
"type": "color"
},
"700": {
"value": "#355A4B",
"type": "color"
},
"800": {
"value": "#253C33",
"type": "color"
},
"900": {
"value": "#182520",
"type": "color"
}
}
}
}