#477CC2 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 #477CC2 works with other colors. Named schemes with #477CC2 in its natural role, and a note on why the supporting colors balance it.
Steel Blue opens this coastal palette with sea-glass and warm sand alongside it, grounded by driftwood grey and a deep-navy anchor.
Steel 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 Steel Blue.
Steel 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.
Steel Blue sits between cream and a deep berry here, softened by a blush accent and grounded by charcoal.
Steel 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 Steel Blue carrying the quiet middle.
How #477CC2 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 #477CC2 at work across the surfaces designers actually ship.
:root {
--color-base: #477CC2;
--color-base-rgb: 71 124 194;
--color-base-oklch: oklch(58.2% 0.122 256.0);
--color-50: #F3F7FC;
--color-100: #E0E9F5;
--color-200: #C2D3EB;
--color-300: #97B3D8;
--color-400: #7093C2;
--color-500: #4E75A6;
--color-600: #425D80;
--color-700: #33455C;
--color-800: #242F3C;
--color-900: #181E25;
--color-on-base: #141310;
}
// tailwind.config.js
colors: {
steel-blue: {
50: '#F3F7FC',
100: '#E0E9F5',
200: '#C2D3EB',
300: '#97B3D8',
400: '#7093C2',
500: '#4E75A6',
600: '#425D80',
700: '#33455C',
800: '#242F3C',
900: '#181E25',
},
}
$base: #477CC2; $base-ink: #141310; $base-50: #F3F7FC; $base-100: #E0E9F5; $base-200: #C2D3EB; $base-300: #97B3D8; $base-400: #7093C2; $base-500: #4E75A6; $base-600: #425D80; $base-700: #33455C; $base-800: #242F3C; $base-900: #181E25; $base-hover: #35639F; $base-subtle: #CCD8E8;
{
"color": {
"base": {
"value": "#477CC2",
"type": "color"
},
"onBase": {
"value": "#141310",
"type": "color"
},
"scale": {
"50": {
"value": "#F3F7FC",
"type": "color"
},
"100": {
"value": "#E0E9F5",
"type": "color"
},
"200": {
"value": "#C2D3EB",
"type": "color"
},
"300": {
"value": "#97B3D8",
"type": "color"
},
"400": {
"value": "#7093C2",
"type": "color"
},
"500": {
"value": "#4E75A6",
"type": "color"
},
"600": {
"value": "#425D80",
"type": "color"
},
"700": {
"value": "#33455C",
"type": "color"
},
"800": {
"value": "#242F3C",
"type": "color"
},
"900": {
"value": "#181E25",
"type": "color"
}
}
}
}