#4B7DCD 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 #4B7DCD works with other colors. Named schemes with #4B7DCD 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 #4B7DCD 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 #4B7DCD at work across the surfaces designers actually ship.
:root {
--color-base: #4B7DCD;
--color-base-rgb: 75 125 205;
--color-base-oklch: oklch(59.3% 0.134 259.4);
--color-50: #F3F6FC;
--color-100: #DEE8F7;
--color-200: #BFD1ED;
--color-300: #93AFDC;
--color-400: #6A8EC8;
--color-500: #486FAD;
--color-600: #3D5984;
--color-700: #30425E;
--color-800: #232D3E;
--color-900: #171D26;
--color-on-base: #141310;
}
// tailwind.config.js
colors: {
steel-blue: {
50: '#F3F6FC',
100: '#DEE8F7',
200: '#BFD1ED',
300: '#93AFDC',
400: '#6A8EC8',
500: '#486FAD',
600: '#3D5984',
700: '#30425E',
800: '#232D3E',
900: '#171D26',
},
}
$base: #4B7DCD; $base-ink: #141310; $base-50: #F3F6FC; $base-100: #DEE8F7; $base-200: #BFD1ED; $base-300: #93AFDC; $base-400: #6A8EC8; $base-500: #486FAD; $base-600: #3D5984; $base-700: #30425E; $base-800: #232D3E; $base-900: #171D26; $base-hover: #3061B0; $base-subtle: #CED9EB;
{
"color": {
"base": {
"value": "#4B7DCD",
"type": "color"
},
"onBase": {
"value": "#141310",
"type": "color"
},
"scale": {
"50": {
"value": "#F3F6FC",
"type": "color"
},
"100": {
"value": "#DEE8F7",
"type": "color"
},
"200": {
"value": "#BFD1ED",
"type": "color"
},
"300": {
"value": "#93AFDC",
"type": "color"
},
"400": {
"value": "#6A8EC8",
"type": "color"
},
"500": {
"value": "#486FAD",
"type": "color"
},
"600": {
"value": "#3D5984",
"type": "color"
},
"700": {
"value": "#30425E",
"type": "color"
},
"800": {
"value": "#232D3E",
"type": "color"
},
"900": {
"value": "#171D26",
"type": "color"
}
}
}
}