#038A98 is a mid-toned, cool cyan-blue. On the Color Lab it reads clean and engineered. It carries a legible label as a UI accent and sits well as a supporting tone.
Not just a swatch — here's how #038A98 works with other colors. Named schemes with #038A98 in its natural role, and a note on why the supporting colors balance it.
Dark Cyan opens this coastal palette with sea-glass and warm sand alongside it, grounded by driftwood grey and a deep-navy anchor.
Dark Cyan is the vivid signal in this product UI — on a near-black surface with cool white, a slate grey and a lighter tint of Dark Cyan.
Dark Cyan plays the worn-leather lead, deepened by saddle brown and an oxblood anchor, softened by aged cream and cooled by a muted forest green.
Dark Cyan sits between cream and a deep berry here, softened by a blush accent and grounded by charcoal.
Dark Cyan 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 Dark Cyan carrying the quiet middle.
How #038A98 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 #038A98 at work across the surfaces designers actually ship.
:root {
--color-base: #038A98;
--color-base-rgb: 3 138 152;
--color-base-oklch: oklch(57.9% 0.099 207.4);
--color-50: #F0FDFE;
--color-100: #D8FAFD;
--color-200: #B1F4FC;
--color-300: #7AE9F6;
--color-400: #4AD9E8;
--color-500: #26BECF;
--color-600: #25919D;
--color-700: #21666E;
--color-800: #194348;
--color-900: #12292C;
--color-on-base: #141310;
}
// tailwind.config.js
colors: {
dark-cyan: {
50: '#F0FDFE',
100: '#D8FAFD',
200: '#B1F4FC',
300: '#7AE9F6',
400: '#4AD9E8',
500: '#26BECF',
600: '#25919D',
700: '#21666E',
800: '#194348',
900: '#12292C',
},
}
$base: #038A98; $base-ink: #141310; $base-50: #F0FDFE; $base-100: #D8FAFD; $base-200: #B1F4FC; $base-300: #7AE9F6; $base-400: #4AD9E8; $base-500: #26BECF; $base-600: #25919D; $base-700: #21666E; $base-800: #194348; $base-900: #12292C; $base-hover: #026C78; $base-subtle: #A2E9F1;
{
"color": {
"base": {
"value": "#038A98",
"type": "color"
},
"onBase": {
"value": "#141310",
"type": "color"
},
"scale": {
"50": {
"value": "#F0FDFE",
"type": "color"
},
"100": {
"value": "#D8FAFD",
"type": "color"
},
"200": {
"value": "#B1F4FC",
"type": "color"
},
"300": {
"value": "#7AE9F6",
"type": "color"
},
"400": {
"value": "#4AD9E8",
"type": "color"
},
"500": {
"value": "#26BECF",
"type": "color"
},
"600": {
"value": "#25919D",
"type": "color"
},
"700": {
"value": "#21666E",
"type": "color"
},
"800": {
"value": "#194348",
"type": "color"
},
"900": {
"value": "#12292C",
"type": "color"
}
}
}
}