#489FB2 is a mid-toned, cool blue. 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 #489FB2 works with other colors. Named schemes with #489FB2 in its natural role, and a note on why the supporting colors balance it.
Cadet Blue keeps this Nordic scheme quiet — cool greys and a soft white around it, a muted-blue support and a charcoal anchor.
Cadet Blue opens this coastal palette with sea-glass and warm sand alongside it, grounded by driftwood grey and a deep-navy anchor.
Cadet 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.
Cadet 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 Cadet Blue.
Cadet 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 Cadet Blue carrying the quiet middle.
How #489FB2 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 #489FB2 at work across the surfaces designers actually ship.
:root {
--color-base: #489FB2;
--color-base-rgb: 72 159 178;
--color-base-oklch: oklch(65.7% 0.087 214.2);
--color-50: #F4FAFB;
--color-100: #E2F0F4;
--color-200: #C5E1E7;
--color-300: #9CC9D3;
--color-400: #76AFBC;
--color-500: #55929F;
--color-600: #47717B;
--color-700: #365258;
--color-800: #26373B;
--color-900: #192224;
--color-on-base: #141310;
}
// tailwind.config.js
colors: {
cadet-blue: {
50: '#F4FAFB',
100: '#E2F0F4',
200: '#C5E1E7',
300: '#9CC9D3',
400: '#76AFBC',
500: '#55929F',
600: '#47717B',
700: '#365258',
800: '#26373B',
900: '#192224',
},
}
$base: #489FB2; $base-ink: #141310; $base-50: #F4FAFB; $base-100: #E2F0F4; $base-200: #C5E1E7; $base-300: #9CC9D3; $base-400: #76AFBC; $base-500: #55929F; $base-600: #47717B; $base-700: #365258; $base-800: #26373B; $base-900: #192224; $base-hover: #3A7F8E; $base-subtle: #CCE0E4;
{
"color": {
"base": {
"value": "#489FB2",
"type": "color"
},
"onBase": {
"value": "#141310",
"type": "color"
},
"scale": {
"50": {
"value": "#F4FAFB",
"type": "color"
},
"100": {
"value": "#E2F0F4",
"type": "color"
},
"200": {
"value": "#C5E1E7",
"type": "color"
},
"300": {
"value": "#9CC9D3",
"type": "color"
},
"400": {
"value": "#76AFBC",
"type": "color"
},
"500": {
"value": "#55929F",
"type": "color"
},
"600": {
"value": "#47717B",
"type": "color"
},
"700": {
"value": "#365258",
"type": "color"
},
"800": {
"value": "#26373B",
"type": "color"
},
"900": {
"value": "#192224",
"type": "color"
}
}
}
}