#3FF4CD is a mid-toned, cool teal. It is too pale to lead as a primary accent and sits well as a supporting tone.
Not just a swatch — here's how #3FF4CD works with other colors. Named schemes with #3FF4CD in its natural role, and a note on why the supporting colors balance it.
Aquamarine opens this coastal palette with sea-glass and warm sand alongside it, grounded by driftwood grey and a deep-navy anchor.
Aquamarine keeps this Nordic scheme quiet — cool greys and a soft white around it, a muted-blue support and a charcoal anchor.
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 Aquamarine carrying the quiet middle.
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 Aquamarine.
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 #3FF4CD 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 #3FF4CD at work across the surfaces designers actually ship.
:root {
--color-base: #3FF4CD;
--color-base-rgb: 63 244 205;
--color-base-oklch: oklch(86.9% 0.152 174.3);
--color-50: #F0FEFB;
--color-100: #D8FDF5;
--color-200: #B2FAEB;
--color-300: #7EF1D8;
--color-400: #4FE3C3;
--color-500: #2CC9A7;
--color-600: #2A9880;
--color-700: #236B5C;
--color-800: #1B463D;
--color-900: #132B25;
--color-on-base: #141310;
}
// tailwind.config.js
colors: {
aquamarine: {
50: '#F0FEFB',
100: '#D8FDF5',
200: '#B2FAEB',
300: '#7EF1D8',
400: '#4FE3C3',
500: '#2CC9A7',
600: '#2A9880',
700: '#236B5C',
800: '#1B463D',
900: '#132B25',
},
}
$base: #3FF4CD; $base-ink: #141310; $base-50: #F0FEFB; $base-100: #D8FDF5; $base-200: #B2FAEB; $base-300: #7EF1D8; $base-400: #4FE3C3; $base-500: #2CC9A7; $base-600: #2A9880; $base-700: #236B5C; $base-800: #1B463D; $base-900: #132B25; $base-hover: #0DE7B8; $base-subtle: #CCF5EC;
{
"color": {
"base": {
"value": "#3FF4CD",
"type": "color"
},
"onBase": {
"value": "#141310",
"type": "color"
},
"scale": {
"50": {
"value": "#F0FEFB",
"type": "color"
},
"100": {
"value": "#D8FDF5",
"type": "color"
},
"200": {
"value": "#B2FAEB",
"type": "color"
},
"300": {
"value": "#7EF1D8",
"type": "color"
},
"400": {
"value": "#4FE3C3",
"type": "color"
},
"500": {
"value": "#2CC9A7",
"type": "color"
},
"600": {
"value": "#2A9880",
"type": "color"
},
"700": {
"value": "#236B5C",
"type": "color"
},
"800": {
"value": "#1B463D",
"type": "color"
},
"900": {
"value": "#132B25",
"type": "color"
}
}
}
}