#151E79 is a deep, cool violet. On the Color Lab it reads clean and engineered, quietly premium. It sits well as a supporting tone.
Not just a swatch — here's how #151E79 works with other colors. Named schemes with #151E79 in its natural role, and a note on why the supporting colors balance it.
Midnight Blue carries the depth in this luxury scheme, offset by a brass accent and near-black and held together by a deep neutral and an off-white surface.
Midnight Blue adds the colour to this moody editorial scheme — charcoal and a mid-grey around it, a bone highlight, and a muted jewel accent drawn from Midnight Blue.
Midnight Blue opens this coastal palette with sea-glass and warm sand alongside it, grounded by driftwood grey and a deep-navy anchor.
Midnight 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.
Midnight 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 Midnight Blue carrying the quiet middle.
How #151E79 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 #151E79 at work across the surfaces designers actually ship.
:root {
--color-base: #151E79;
--color-base-rgb: 21 30 121;
--color-base-oklch: oklch(30.4% 0.151 269.4);
--color-50: #F1F2FD;
--color-100: #DBDEFA;
--color-200: #BABEF3;
--color-300: #8A92E5;
--color-400: #5F69D3;
--color-500: #3D47B8;
--color-600: #353D8C;
--color-700: #2B3064;
--color-800: #202241;
--color-900: #151728;
--color-on-base: #FFFFFF;
}
// tailwind.config.js
colors: {
midnight-blue: {
50: '#F1F2FD',
100: '#DBDEFA',
200: '#BABEF3',
300: '#8A92E5',
400: '#5F69D3',
500: '#3D47B8',
600: '#353D8C',
700: '#2B3064',
800: '#202241',
900: '#151728',
},
}
$base: #151E79; $base-ink: #FFFFFF; $base-50: #F1F2FD; $base-100: #DBDEFA; $base-200: #BABEF3; $base-300: #8A92E5; $base-400: #5F69D3; $base-500: #3D47B8; $base-600: #353D8C; $base-700: #2B3064; $base-800: #202241; $base-900: #151728; $base-hover: #111861; $base-subtle: #ABB0E5;
{
"color": {
"base": {
"value": "#151E79",
"type": "color"
},
"onBase": {
"value": "#FFFFFF",
"type": "color"
},
"scale": {
"50": {
"value": "#F1F2FD",
"type": "color"
},
"100": {
"value": "#DBDEFA",
"type": "color"
},
"200": {
"value": "#BABEF3",
"type": "color"
},
"300": {
"value": "#8A92E5",
"type": "color"
},
"400": {
"value": "#5F69D3",
"type": "color"
},
"500": {
"value": "#3D47B8",
"type": "color"
},
"600": {
"value": "#353D8C",
"type": "color"
},
"700": {
"value": "#2B3064",
"type": "color"
},
"800": {
"value": "#202241",
"type": "color"
},
"900": {
"value": "#151728",
"type": "color"
}
}
}
}