#ABCACF is a muted, temperate blue. On the Color Lab it reads clean and engineered, restrained and easy to live with. It holds up as a large surface and is too pale to lead as a primary accent.
Not just a swatch — here's how #ABCACF works with other colors. Named schemes with #ABCACF in its natural role, and a note on why the supporting colors balance it.
Light Steel Blue keeps this Nordic scheme quiet — cool greys and a soft white around it, a muted-blue support and a charcoal anchor.
Light Steel Blue opens this coastal palette with sea-glass and warm sand alongside it, grounded by driftwood grey and a deep-navy anchor.
Light Steel Blue 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.
Light 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 Light Steel Blue.
Light 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 Light Steel Blue carrying the quiet middle.
How #ABCACF 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 #ABCACF at work across the surfaces designers actually ship.
:root {
--color-base: #ABCACF;
--color-base-rgb: 171 202 207;
--color-base-oklch: oklch(81.8% 0.034 208.4);
--color-50: #F5F9FA;
--color-100: #E5EFF0;
--color-200: #CBDEE1;
--color-300: #A6C4C9;
--color-400: #83A9AF;
--color-500: #638C92;
--color-600: #506D72;
--color-700: #3D4F52;
--color-800: #2A3537;
--color-900: #1B2122;
--color-on-base: #141310;
}
// tailwind.config.js
colors: {
light-steel-blue: {
50: '#F5F9FA',
100: '#E5EFF0',
200: '#CBDEE1',
300: '#A6C4C9',
400: '#83A9AF',
500: '#638C92',
600: '#506D72',
700: '#3D4F52',
800: '#2A3537',
900: '#1B2122',
},
}
$base: #ABCACF; $base-ink: #141310; $base-50: #F5F9FA; $base-100: #E5EFF0; $base-200: #CBDEE1; $base-300: #A6C4C9; $base-400: #83A9AF; $base-500: #638C92; $base-600: #506D72; $base-700: #3D4F52; $base-800: #2A3537; $base-900: #1B2122; $base-hover: #7BACB3; $base-subtle: #E7EEEF;
{
"color": {
"base": {
"value": "#ABCACF",
"type": "color"
},
"onBase": {
"value": "#141310",
"type": "color"
},
"scale": {
"50": {
"value": "#F5F9FA",
"type": "color"
},
"100": {
"value": "#E5EFF0",
"type": "color"
},
"200": {
"value": "#CBDEE1",
"type": "color"
},
"300": {
"value": "#A6C4C9",
"type": "color"
},
"400": {
"value": "#83A9AF",
"type": "color"
},
"500": {
"value": "#638C92",
"type": "color"
},
"600": {
"value": "#506D72",
"type": "color"
},
"700": {
"value": "#3D4F52",
"type": "color"
},
"800": {
"value": "#2A3537",
"type": "color"
},
"900": {
"value": "#1B2122",
"type": "color"
}
}
}
}