#0283DE is a mid-toned, cool indigo. On the Color Lab it reads clean and engineered. It carries a legible label as a UI accent and sits well as a supporting tone.
Not just a swatch — here's how #0283DE works with other colors. Named schemes with #0283DE in its natural role, and a note on why the supporting colors balance it.
True Blue opens this coastal palette with sea-glass and warm sand alongside it, grounded by driftwood grey and a deep-navy anchor.
True Blue is the vivid signal in this product UI — on a near-black surface with cool white, a slate grey and a lighter tint of True Blue.
True Blue plays the worn-leather lead, deepened by saddle brown and an oxblood anchor, softened by aged cream and cooled by a muted forest green.
True Blue sits between cream and a deep berry here, softened by a blush accent and grounded by charcoal.
True Blue 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 True Blue carrying the quiet middle.
How #0283DE 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 #0283DE at work across the surfaces designers actually ship.
:root {
--color-base: #0283DE;
--color-base-rgb: 2 131 222;
--color-base-oklch: oklch(59.9% 0.167 249.5);
--color-50: #F0F9FE;
--color-100: #D8EEFD;
--color-200: #B1DCFC;
--color-300: #78C2F7;
--color-400: #48A7EA;
--color-500: #2489D1;
--color-600: #246B9E;
--color-700: #204E6F;
--color-800: #193448;
--color-900: #11212C;
--color-on-base: #141310;
}
// tailwind.config.js
colors: {
true-blue: {
50: '#F0F9FE',
100: '#D8EEFD',
200: '#B1DCFC',
300: '#78C2F7',
400: '#48A7EA',
500: '#2489D1',
600: '#246B9E',
700: '#204E6F',
800: '#193448',
900: '#11212C',
},
}
$base: #0283DE; $base-ink: #141310; $base-50: #F0F9FE; $base-100: #D8EEFD; $base-200: #B1DCFC; $base-300: #78C2F7; $base-400: #48A7EA; $base-500: #2489D1; $base-600: #246B9E; $base-700: #204E6F; $base-800: #193448; $base-900: #11212C; $base-hover: #0268B2; $base-subtle: #B4D9F4;
{
"color": {
"base": {
"value": "#0283DE",
"type": "color"
},
"onBase": {
"value": "#141310",
"type": "color"
},
"scale": {
"50": {
"value": "#F0F9FE",
"type": "color"
},
"100": {
"value": "#D8EEFD",
"type": "color"
},
"200": {
"value": "#B1DCFC",
"type": "color"
},
"300": {
"value": "#78C2F7",
"type": "color"
},
"400": {
"value": "#48A7EA",
"type": "color"
},
"500": {
"value": "#2489D1",
"type": "color"
},
"600": {
"value": "#246B9E",
"type": "color"
},
"700": {
"value": "#204E6F",
"type": "color"
},
"800": {
"value": "#193448",
"type": "color"
},
"900": {
"value": "#11212C",
"type": "color"
}
}
}
}