#A5EFE2 is a soft, cool cyan. It holds up as a large surface and is too pale to lead as a primary accent.
Not just a swatch — here's how #A5EFE2 works with other colors. Named schemes with #A5EFE2 in its natural role, and a note on why the supporting colors balance it.
Seafoam keeps this Nordic scheme quiet — cool greys and a soft white around it, a muted-blue support and a charcoal anchor.
Seafoam 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.
Seafoam opens this coastal palette with sea-glass and warm sand alongside it, grounded by driftwood grey and a deep-navy anchor.
Seafoam 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 Seafoam carrying the quiet middle.
Seafoam is the vivid signal in this product UI — on a near-black surface with cool white, a slate grey and a lighter tint of Seafoam.
How #A5EFE2 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 #A5EFE2 at work across the surfaces designers actually ship.
:root {
--color-base: #A5EFE2;
--color-base-rgb: 165 239 226;
--color-base-oklch: oklch(90.0% 0.075 182.4);
--color-50: #F1FDFB;
--color-100: #DBFAF4;
--color-200: #BAF3E8;
--color-300: #8AE5D4;
--color-400: #5FD3BE;
--color-500: #3DB8A1;
--color-600: #358C7C;
--color-700: #2B6459;
--color-800: #20413B;
--color-900: #152825;
--color-on-base: #141310;
}
// tailwind.config.js
colors: {
seafoam: {
50: '#F1FDFB',
100: '#DBFAF4',
200: '#BAF3E8',
300: '#8AE5D4',
400: '#5FD3BE',
500: '#3DB8A1',
600: '#358C7C',
700: '#2B6459',
800: '#20413B',
900: '#152825',
},
}
$base: #A5EFE2; $base-ink: #141310; $base-50: #F1FDFB; $base-100: #DBFAF4; $base-200: #BAF3E8; $base-300: #8AE5D4; $base-400: #5FD3BE; $base-500: #3DB8A1; $base-600: #358C7C; $base-700: #2B6459; $base-800: #20413B; $base-900: #152825; $base-hover: #5FE3CB; $base-subtle: #E6F7F4;
{
"color": {
"base": {
"value": "#A5EFE2",
"type": "color"
},
"onBase": {
"value": "#141310",
"type": "color"
},
"scale": {
"50": {
"value": "#F1FDFB",
"type": "color"
},
"100": {
"value": "#DBFAF4",
"type": "color"
},
"200": {
"value": "#BAF3E8",
"type": "color"
},
"300": {
"value": "#8AE5D4",
"type": "color"
},
"400": {
"value": "#5FD3BE",
"type": "color"
},
"500": {
"value": "#3DB8A1",
"type": "color"
},
"600": {
"value": "#358C7C",
"type": "color"
},
"700": {
"value": "#2B6459",
"type": "color"
},
"800": {
"value": "#20413B",
"type": "color"
},
"900": {
"value": "#152825",
"type": "color"
}
}
}
}