#09293A is a muted, cool blue. On the Color Lab it reads clean and engineered, quietly premium. It is too dark to lead as a primary accent and reproduces cleanly in print.
Not just a swatch — here's how #09293A works with other colors. Named schemes with #09293A in its natural role, and a note on why the supporting colors balance it.
Prussian Blue opens this coastal palette with sea-glass and warm sand alongside it, grounded by driftwood grey and a deep-navy anchor.
Prussian Blue keeps this Nordic scheme quiet — cool greys and a soft white around it, a muted-blue support and a charcoal anchor.
Prussian 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 Prussian Blue.
Prussian 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.
Prussian 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 Prussian Blue carrying the quiet middle.
How #09293A 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 #09293A at work across the surfaces designers actually ship.
:root {
--color-base: #09293A;
--color-base-rgb: 9 41 58;
--color-base-oklch: oklch(26.7% 0.048 236.1);
--color-50: #F1F9FD;
--color-100: #DBEFFA;
--color-200: #B9DFF4;
--color-300: #88C6E7;
--color-400: #5DABD5;
--color-500: #3A8EBB;
--color-600: #336F8E;
--color-700: #2A5065;
--color-800: #1F3642;
--color-900: #152228;
--color-on-base: #FFFFFF;
}
// tailwind.config.js
colors: {
prussian-blue: {
50: '#F1F9FD',
100: '#DBEFFA',
200: '#B9DFF4',
300: '#88C6E7',
400: '#5DABD5',
500: '#3A8EBB',
600: '#336F8E',
700: '#2A5065',
800: '#1F3642',
900: '#152228',
},
}
$base: #09293A; $base-ink: #FFFFFF; $base-50: #F1F9FD; $base-100: #DBEFFA; $base-200: #B9DFF4; $base-300: #88C6E7; $base-400: #5DABD5; $base-500: #3A8EBB; $base-600: #336F8E; $base-700: #2A5065; $base-800: #1F3642; $base-900: #152228; $base-hover: #07202E; $base-subtle: #98C8E1;
{
"color": {
"base": {
"value": "#09293A",
"type": "color"
},
"onBase": {
"value": "#FFFFFF",
"type": "color"
},
"scale": {
"50": {
"value": "#F1F9FD",
"type": "color"
},
"100": {
"value": "#DBEFFA",
"type": "color"
},
"200": {
"value": "#B9DFF4",
"type": "color"
},
"300": {
"value": "#88C6E7",
"type": "color"
},
"400": {
"value": "#5DABD5",
"type": "color"
},
"500": {
"value": "#3A8EBB",
"type": "color"
},
"600": {
"value": "#336F8E",
"type": "color"
},
"700": {
"value": "#2A5065",
"type": "color"
},
"800": {
"value": "#1F3642",
"type": "color"
},
"900": {
"value": "#152228",
"type": "color"
}
}
}
}