#63F263 is a mid-toned, temperate green. On the Color Lab it reads clean and engineered, bold and ownable. It is too pale to lead as a primary accent and sits well as a supporting tone.
Not just a swatch — here's how #63F263 works with other colors. Named schemes with #63F263 in its natural role, and a note on why the supporting colors balance it.
Spring Green is the vivid signal in this product UI — on a near-black surface with cool white, a slate grey and a lighter tint of Spring Green.
Spring Green 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.
Spring Green leads this botanical set among foliage greens and a terracotta accent, softened by cream and grounded in bark brown.
Spring Green 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 Spring Green carrying the quiet middle.
Spring Green opens this coastal palette with sea-glass and warm sand alongside it, grounded by driftwood grey and a deep-navy anchor.
How #63F263 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 #63F263 at work across the surfaces designers actually ship.
:root {
--color-base: #63F263;
--color-base-rgb: 99 242 99;
--color-base-oklch: oklch(85.3% 0.222 143.3);
--color-50: #F0FEF0;
--color-100: #D8FDD8;
--color-200: #B4F9B4;
--color-300: #81EE81;
--color-400: #53DF53;
--color-500: #30C530;
--color-600: #2C962C;
--color-700: #256A25;
--color-800: #1C451C;
--color-900: #132A13;
--color-on-base: #141310;
}
// tailwind.config.js
colors: {
spring-green: {
50: '#F0FEF0',
100: '#D8FDD8',
200: '#B4F9B4',
300: '#81EE81',
400: '#53DF53',
500: '#30C530',
600: '#2C962C',
700: '#256A25',
800: '#1C451C',
900: '#132A13',
},
}
$base: #63F263; $base-ink: #141310; $base-50: #F0FEF0; $base-100: #D8FDD8; $base-200: #B4F9B4; $base-300: #81EE81; $base-400: #53DF53; $base-500: #30C530; $base-600: #2C962C; $base-700: #256A25; $base-800: #1C451C; $base-900: #132A13; $base-hover: #24ED24; $base-subtle: #D5F6D5;
{
"color": {
"base": {
"value": "#63F263",
"type": "color"
},
"onBase": {
"value": "#141310",
"type": "color"
},
"scale": {
"50": {
"value": "#F0FEF0",
"type": "color"
},
"100": {
"value": "#D8FDD8",
"type": "color"
},
"200": {
"value": "#B4F9B4",
"type": "color"
},
"300": {
"value": "#81EE81",
"type": "color"
},
"400": {
"value": "#53DF53",
"type": "color"
},
"500": {
"value": "#30C530",
"type": "color"
},
"600": {
"value": "#2C962C",
"type": "color"
},
"700": {
"value": "#256A25",
"type": "color"
},
"800": {
"value": "#1C451C",
"type": "color"
},
"900": {
"value": "#132A13",
"type": "color"
}
}
}
}