#33CCCC is a mid-toned, cool cyan. On the Color Lab it reads clean and engineered. It sits well as a supporting tone.
Not just a swatch — here's how #33CCCC works with other colors. Named schemes with #33CCCC in its natural role, and a note on why the supporting colors balance it.
Robin Egg Blue opens this coastal palette with sea-glass and warm sand alongside it, grounded by driftwood grey and a deep-navy anchor.
Robin Egg Blue keeps this Nordic scheme quiet — cool greys and a soft white around it, a muted-blue support and a charcoal anchor.
Robin Egg Blue 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 Robin Egg Blue carrying the quiet middle.
Robin Egg Blue is the vivid signal in this product UI — on a near-black surface with cool white, a slate grey and a lighter tint of Robin Egg Blue.
Robin Egg Blue 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.
How #33CCCC 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 #33CCCC at work across the surfaces designers actually ship.
:root {
--color-base: #33CCCC;
--color-base-rgb: 51 204 204;
--color-base-oklch: oklch(77.0% 0.121 194.9);
--color-50: #F2FCFC;
--color-100: #DEF8F8;
--color-200: #BEEFEF;
--color-300: #91DEDE;
--color-400: #67CBCB;
--color-500: #46AFAF;
--color-600: #3C8686;
--color-700: #2F6060;
--color-800: #223F3F;
--color-900: #162727;
--color-on-base: #141310;
}
// tailwind.config.js
colors: {
robin-egg-blue: {
50: '#F2FCFC',
100: '#DEF8F8',
200: '#BEEFEF',
300: '#91DEDE',
400: '#67CBCB',
500: '#46AFAF',
600: '#3C8686',
700: '#2F6060',
800: '#223F3F',
900: '#162727',
},
}
$base: #33CCCC; $base-ink: #141310; $base-50: #F2FCFC; $base-100: #DEF8F8; $base-200: #BEEFEF; $base-300: #91DEDE; $base-400: #67CBCB; $base-500: #46AFAF; $base-600: #3C8686; $base-700: #2F6060; $base-800: #223F3F; $base-900: #162727; $base-hover: #29A3A3; $base-subtle: #C7EAEA;
{
"color": {
"base": {
"value": "#33CCCC",
"type": "color"
},
"onBase": {
"value": "#141310",
"type": "color"
},
"scale": {
"50": {
"value": "#F2FCFC",
"type": "color"
},
"100": {
"value": "#DEF8F8",
"type": "color"
},
"200": {
"value": "#BEEFEF",
"type": "color"
},
"300": {
"value": "#91DEDE",
"type": "color"
},
"400": {
"value": "#67CBCB",
"type": "color"
},
"500": {
"value": "#46AFAF",
"type": "color"
},
"600": {
"value": "#3C8686",
"type": "color"
},
"700": {
"value": "#2F6060",
"type": "color"
},
"800": {
"value": "#223F3F",
"type": "color"
},
"900": {
"value": "#162727",
"type": "color"
}
}
}
}