#487EF2 is a mid-toned, cool violet. 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 #487EF2 works with other colors. Named schemes with #487EF2 in its natural role, and a note on why the supporting colors balance it.
Signal Blue opens this coastal palette with sea-glass and warm sand alongside it, grounded by driftwood grey and a deep-navy anchor.
Signal 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 Signal Blue.
Signal 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.
Signal Blue sits between cream and a deep berry here, softened by a blush accent and grounded by charcoal.
Signal 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 Signal Blue carrying the quiet middle.
How #487EF2 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 #487EF2 at work across the surfaces designers actually ship.
:root {
--color-base: #487EF2;
--color-base-rgb: 72 126 242;
--color-base-oklch: oklch(61.7% 0.184 263.3);
--color-50: #F0F5FE;
--color-100: #D8E4FD;
--color-200: #B3C9FA;
--color-300: #7FA3F0;
--color-400: #517FE1;
--color-500: #2E5EC7;
--color-600: #2B4D97;
--color-700: #243B6B;
--color-800: #1C2945;
--color-900: #131A2A;
--color-on-base: #141310;
}
// tailwind.config.js
colors: {
signal-blue: {
50: '#F0F5FE',
100: '#D8E4FD',
200: '#B3C9FA',
300: '#7FA3F0',
400: '#517FE1',
500: '#2E5EC7',
600: '#2B4D97',
700: '#243B6B',
800: '#1C2945',
900: '#131A2A',
},
}
$base: #487EF2; $base-ink: #141310; $base-50: #F0F5FE; $base-100: #D8E4FD; $base-200: #B3C9FA; $base-300: #7FA3F0; $base-400: #517FE1; $base-500: #2E5EC7; $base-600: #2B4D97; $base-700: #243B6B; $base-800: #1C2945; $base-900: #131A2A; $base-hover: #1056ED; $base-subtle: #CFDBF5;
{
"color": {
"base": {
"value": "#487EF2",
"type": "color"
},
"onBase": {
"value": "#141310",
"type": "color"
},
"scale": {
"50": {
"value": "#F0F5FE",
"type": "color"
},
"100": {
"value": "#D8E4FD",
"type": "color"
},
"200": {
"value": "#B3C9FA",
"type": "color"
},
"300": {
"value": "#7FA3F0",
"type": "color"
},
"400": {
"value": "#517FE1",
"type": "color"
},
"500": {
"value": "#2E5EC7",
"type": "color"
},
"600": {
"value": "#2B4D97",
"type": "color"
},
"700": {
"value": "#243B6B",
"type": "color"
},
"800": {
"value": "#1C2945",
"type": "color"
},
"900": {
"value": "#131A2A",
"type": "color"
}
}
}
}