#5445CA is a mid-toned, cool purple. On the Color Lab it reads clean and engineered, bold and ownable. It carries a legible label as a UI accent and sits well as a supporting tone.
Not just a swatch — here's how #5445CA works with other colors. Named schemes with #5445CA in its natural role, and a note on why the supporting colors balance it.
Cerulean is the vivid signal in this product UI — on a near-black surface with cool white, a slate grey and a lighter tint of Cerulean.
Cerulean sits between cream and a deep berry here, softened by a blush accent and grounded by charcoal.
Cerulean 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 Cerulean carrying the quiet middle.
Cerulean opens this coastal palette with sea-glass and warm sand alongside it, grounded by driftwood grey and a deep-navy anchor.
Cerulean glows at the center of this sunset palette, joined by coral and gold, deepened by a plum anchor and cooled with cream.
How #5445CA 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 #5445CA at work across the surfaces designers actually ship.
:root {
--color-base: #5445CA;
--color-base-rgb: 84 69 202;
--color-base-oklch: oklch(48.9% 0.197 281.3);
--color-50: #F4F3FC;
--color-100: #E1DFF7;
--color-200: #C5BFED;
--color-300: #9C93DC;
--color-400: #756BC7;
--color-500: #5549AC;
--color-600: #463E84;
--color-700: #36315E;
--color-800: #26233E;
--color-900: #191726;
--color-on-base: #FFFFFF;
}
// tailwind.config.js
colors: {
cerulean: {
50: '#F4F3FC',
100: '#E1DFF7',
200: '#C5BFED',
300: '#9C93DC',
400: '#756BC7',
500: '#5549AC',
600: '#463E84',
700: '#36315E',
800: '#26233E',
900: '#191726',
},
}
$base: #5445CA; $base-ink: #FFFFFF; $base-50: #F4F3FC; $base-100: #E1DFF7; $base-200: #C5BFED; $base-300: #9C93DC; $base-400: #756BC7; $base-500: #5549AC; $base-600: #463E84; $base-700: #36315E; $base-800: #26233E; $base-900: #191726; $base-hover: #3E30A9; $base-subtle: #CFCCEA;
{
"color": {
"base": {
"value": "#5445CA",
"type": "color"
},
"onBase": {
"value": "#FFFFFF",
"type": "color"
},
"scale": {
"50": {
"value": "#F4F3FC",
"type": "color"
},
"100": {
"value": "#E1DFF7",
"type": "color"
},
"200": {
"value": "#C5BFED",
"type": "color"
},
"300": {
"value": "#9C93DC",
"type": "color"
},
"400": {
"value": "#756BC7",
"type": "color"
},
"500": {
"value": "#5549AC",
"type": "color"
},
"600": {
"value": "#463E84",
"type": "color"
},
"700": {
"value": "#36315E",
"type": "color"
},
"800": {
"value": "#26233E",
"type": "color"
},
"900": {
"value": "#191726",
"type": "color"
}
}
}
}