#2233CE is a deep, cool violet. 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 #2233CE works with other colors. Named schemes with #2233CE in its natural role, and a note on why the supporting colors balance it.
Medium 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 Medium Blue.
Medium Blue opens this coastal palette with sea-glass and warm sand alongside it, grounded by driftwood grey and a deep-navy anchor.
Medium Blue sits between cream and a deep berry here, softened by a blush accent and grounded by charcoal.
Medium 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 Medium Blue carrying the quiet middle.
Medium Blue glows at the center of this sunset palette, joined by coral and gold, deepened by a plum anchor and cooled with cream.
How #2233CE 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 #2233CE at work across the surfaces designers actually ship.
:root {
--color-base: #2233CE;
--color-base-rgb: 34 51 206;
--color-base-oklch: oklch(43.6% 0.232 268.0);
--color-50: #F1F3FD;
--color-100: #DBDEFA;
--color-200: #B9BFF3;
--color-300: #8992E6;
--color-400: #5D69D5;
--color-500: #3B48BA;
--color-600: #343D8E;
--color-700: #2A3064;
--color-800: #1F2342;
--color-900: #151728;
--color-on-base: #FFFFFF;
}
// tailwind.config.js
colors: {
medium-blue: {
50: '#F1F3FD',
100: '#DBDEFA',
200: '#B9BFF3',
300: '#8992E6',
400: '#5D69D5',
500: '#3B48BA',
600: '#343D8E',
700: '#2A3064',
800: '#1F2342',
900: '#151728',
},
}
$base: #2233CE; $base-ink: #FFFFFF; $base-50: #F1F3FD; $base-100: #DBDEFA; $base-200: #B9BFF3; $base-300: #8992E6; $base-400: #5D69D5; $base-500: #3B48BA; $base-600: #343D8E; $base-700: #2A3064; $base-800: #1F2342; $base-900: #151728; $base-hover: #1B29A5; $base-subtle: #C0C5ED;
{
"color": {
"base": {
"value": "#2233CE",
"type": "color"
},
"onBase": {
"value": "#FFFFFF",
"type": "color"
},
"scale": {
"50": {
"value": "#F1F3FD",
"type": "color"
},
"100": {
"value": "#DBDEFA",
"type": "color"
},
"200": {
"value": "#B9BFF3",
"type": "color"
},
"300": {
"value": "#8992E6",
"type": "color"
},
"400": {
"value": "#5D69D5",
"type": "color"
},
"500": {
"value": "#3B48BA",
"type": "color"
},
"600": {
"value": "#343D8E",
"type": "color"
},
"700": {
"value": "#2A3064",
"type": "color"
},
"800": {
"value": "#1F2342",
"type": "color"
},
"900": {
"value": "#151728",
"type": "color"
}
}
}
}