#178679 is a mid-toned, cool cyan. On the Color Lab it reads 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 #178679 works with other colors. Named schemes with #178679 in its natural role, and a note on why the supporting colors balance it.
Teal Green opens this coastal palette with sea-glass and warm sand alongside it, grounded by driftwood grey and a deep-navy anchor.
Teal 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.
Teal 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.
Teal Green sits between cream and a deep berry here, softened by a blush accent and grounded by charcoal.
Teal 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 Teal Green carrying the quiet middle.
How #178679 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 #178679 at work across the surfaces designers actually ship.
:root {
--color-base: #178679;
--color-base-rgb: 23 134 121;
--color-base-oklch: oklch(55.9% 0.095 182.6);
--color-50: #F1FDFC;
--color-100: #DBFAF6;
--color-200: #B9F3EC;
--color-300: #8AE5DB;
--color-400: #5ED4C6;
--color-500: #3CB9AA;
--color-600: #358D83;
--color-700: #2B645D;
--color-800: #1F423E;
--color-900: #152826;
--color-on-base: #141310;
}
// tailwind.config.js
colors: {
teal-green: {
50: '#F1FDFC',
100: '#DBFAF6',
200: '#B9F3EC',
300: '#8AE5DB',
400: '#5ED4C6',
500: '#3CB9AA',
600: '#358D83',
700: '#2B645D',
800: '#1F423E',
900: '#152826',
},
}
$base: #178679; $base-ink: #141310; $base-50: #F1FDFC; $base-100: #DBFAF6; $base-200: #B9F3EC; $base-300: #8AE5DB; $base-400: #5ED4C6; $base-500: #3CB9AA; $base-600: #358D83; $base-700: #2B645D; $base-800: #1F423E; $base-900: #152826; $base-hover: #126C62; $base-subtle: #AEE7E0;
{
"color": {
"base": {
"value": "#178679",
"type": "color"
},
"onBase": {
"value": "#141310",
"type": "color"
},
"scale": {
"50": {
"value": "#F1FDFC",
"type": "color"
},
"100": {
"value": "#DBFAF6",
"type": "color"
},
"200": {
"value": "#B9F3EC",
"type": "color"
},
"300": {
"value": "#8AE5DB",
"type": "color"
},
"400": {
"value": "#5ED4C6",
"type": "color"
},
"500": {
"value": "#3CB9AA",
"type": "color"
},
"600": {
"value": "#358D83",
"type": "color"
},
"700": {
"value": "#2B645D",
"type": "color"
},
"800": {
"value": "#1F423E",
"type": "color"
},
"900": {
"value": "#152826",
"type": "color"
}
}
}
}