#A9F9F3 is a soft, cool cyan. On the Color Lab it reads clean and engineered. It holds up as a large surface and is too pale to lead as a primary accent.
Not just a swatch — here's how #A9F9F3 works with other colors. Named schemes with #A9F9F3 in its natural role, and a note on why the supporting colors balance it.
Celeste keeps this Nordic scheme quiet — cool greys and a soft white around it, a muted-blue support and a charcoal anchor.
Celeste sets a calm, sun-bleached base here, wrapped in bone and paper off-whites and a soft greige, with a single ink accent for wabi-sabi restraint.
Celeste opens this coastal palette with sea-glass and warm sand alongside it, grounded by driftwood grey and a deep-navy anchor.
Celeste 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 Celeste carrying the quiet middle.
Celeste is the vivid signal in this product UI — on a near-black surface with cool white, a slate grey and a lighter tint of Celeste.
How #A9F9F3 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 #A9F9F3 at work across the surfaces designers actually ship.
:root {
--color-base: #A9F9F3;
--color-base-rgb: 169 249 243;
--color-base-oklch: oklch(92.9% 0.079 190.0);
--color-50: #F0FEFD;
--color-100: #D8FDFB;
--color-200: #B3FAF5;
--color-300: #7FF0E8;
--color-400: #51E1D7;
--color-500: #2EC7BD;
--color-600: #2B9790;
--color-700: #246B66;
--color-800: #1C4543;
--color-900: #132A29;
--color-on-base: #141310;
}
// tailwind.config.js
colors: {
celeste: {
50: '#F0FEFD',
100: '#D8FDFB',
200: '#B3FAF5',
300: '#7FF0E8',
400: '#51E1D7',
500: '#2EC7BD',
600: '#2B9790',
700: '#246B66',
800: '#1C4543',
900: '#132A29',
},
}
$base: #A9F9F3; $base-ink: #141310; $base-50: #F0FEFD; $base-100: #D8FDFB; $base-200: #B3FAF5; $base-300: #7FF0E8; $base-400: #51E1D7; $base-500: #2EC7BD; $base-600: #2B9790; $base-700: #246B66; $base-800: #1C4543; $base-900: #132A29; $base-hover: #5BF4E9; $base-subtle: #E8FAF9;
{
"color": {
"base": {
"value": "#A9F9F3",
"type": "color"
},
"onBase": {
"value": "#141310",
"type": "color"
},
"scale": {
"50": {
"value": "#F0FEFD",
"type": "color"
},
"100": {
"value": "#D8FDFB",
"type": "color"
},
"200": {
"value": "#B3FAF5",
"type": "color"
},
"300": {
"value": "#7FF0E8",
"type": "color"
},
"400": {
"value": "#51E1D7",
"type": "color"
},
"500": {
"value": "#2EC7BD",
"type": "color"
},
"600": {
"value": "#2B9790",
"type": "color"
},
"700": {
"value": "#246B66",
"type": "color"
},
"800": {
"value": "#1C4543",
"type": "color"
},
"900": {
"value": "#132A29",
"type": "color"
}
}
}
}