#64CFBC is a soft, cool cyan. It is too pale to lead as a primary accent and sits well as a supporting tone.
Not just a swatch — here's how #64CFBC works with other colors. Named schemes with #64CFBC in its natural role, and a note on why the supporting colors balance it.
Medium Aquamarine opens this coastal palette with sea-glass and warm sand alongside it, grounded by driftwood grey and a deep-navy anchor.
Medium Aquamarine keeps this Nordic scheme quiet — cool greys and a soft white around it, a muted-blue support and a charcoal anchor.
Medium Aquamarine 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 Medium Aquamarine carrying the quiet middle.
Medium Aquamarine is the vivid signal in this product UI — on a near-black surface with cool white, a slate grey and a lighter tint of Medium Aquamarine.
Medium Aquamarine 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 #64CFBC 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 #64CFBC at work across the surfaces designers actually ship.
:root {
--color-base: #64CFBC;
--color-base-rgb: 100 207 188;
--color-base-oklch: oklch(78.6% 0.103 180.3);
--color-50: #F3FCFA;
--color-100: #DFF6F2;
--color-200: #C1ECE4;
--color-300: #95DACD;
--color-400: #6DC5B5;
--color-500: #4CA998;
--color-600: #408276;
--color-700: #325D55;
--color-800: #243D39;
--color-900: #172623;
--color-on-base: #141310;
}
// tailwind.config.js
colors: {
medium-aquamarine: {
50: '#F3FCFA',
100: '#DFF6F2',
200: '#C1ECE4',
300: '#95DACD',
400: '#6DC5B5',
500: '#4CA998',
600: '#408276',
700: '#325D55',
800: '#243D39',
900: '#172623',
},
}
$base: #64CFBC; $base-ink: #141310; $base-50: #F3FCFA; $base-100: #DFF6F2; $base-200: #C1ECE4; $base-300: #95DACD; $base-400: #6DC5B5; $base-500: #4CA998; $base-600: #408276; $base-700: #325D55; $base-800: #243D39; $base-900: #172623; $base-hover: #3ABBA3; $base-subtle: #D4EDE8;
{
"color": {
"base": {
"value": "#64CFBC",
"type": "color"
},
"onBase": {
"value": "#141310",
"type": "color"
},
"scale": {
"50": {
"value": "#F3FCFA",
"type": "color"
},
"100": {
"value": "#DFF6F2",
"type": "color"
},
"200": {
"value": "#C1ECE4",
"type": "color"
},
"300": {
"value": "#95DACD",
"type": "color"
},
"400": {
"value": "#6DC5B5",
"type": "color"
},
"500": {
"value": "#4CA998",
"type": "color"
},
"600": {
"value": "#408276",
"type": "color"
},
"700": {
"value": "#325D55",
"type": "color"
},
"800": {
"value": "#243D39",
"type": "color"
},
"900": {
"value": "#172623",
"type": "color"
}
}
}
}