#64AFDE is a mid-toned, cool blue. On the Color Lab it reads clean and engineered. It sits well as a supporting tone.
Not just a swatch — here's how #64AFDE works with other colors. Named schemes with #64AFDE in its natural role, and a note on why the supporting colors balance it.
Picton Blue opens this coastal palette with sea-glass and warm sand alongside it, grounded by driftwood grey and a deep-navy anchor.
Picton Blue keeps this Nordic scheme quiet — cool greys and a soft white around it, a muted-blue support and a charcoal anchor.
Picton 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 Picton Blue.
Picton 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 Picton Blue carrying the quiet middle.
Picton Blue anchors this café scheme as the warm mid-tone, lifted by latte cream and a muted sage accent and grounded by espresso brown and a warm charcoal.
How #64AFDE 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 #64AFDE at work across the surfaces designers actually ship.
:root {
--color-base: #64AFDE;
--color-base-rgb: 100 175 222;
--color-base-oklch: oklch(72.4% 0.101 237.9);
--color-50: #F2F9FD;
--color-100: #DDEEF9;
--color-200: #BCDCF1;
--color-300: #8EC1E2;
--color-400: #63A6CF;
--color-500: #4188B4;
--color-600: #386A89;
--color-700: #2D4E62;
--color-800: #213440;
--color-900: #162127;
--color-on-base: #141310;
}
// tailwind.config.js
colors: {
picton-blue: {
50: '#F2F9FD',
100: '#DDEEF9',
200: '#BCDCF1',
300: '#8EC1E2',
400: '#63A6CF',
500: '#4188B4',
600: '#386A89',
700: '#2D4E62',
800: '#213440',
900: '#162127',
},
}
$base: #64AFDE; $base-ink: #141310; $base-50: #F2F9FD; $base-100: #DDEEF9; $base-200: #BCDCF1; $base-300: #8EC1E2; $base-400: #63A6CF; $base-500: #4188B4; $base-600: #386A89; $base-700: #2D4E62; $base-800: #213440; $base-900: #162127; $base-hover: #2E94D3; $base-subtle: #D5E6F1;
{
"color": {
"base": {
"value": "#64AFDE",
"type": "color"
},
"onBase": {
"value": "#141310",
"type": "color"
},
"scale": {
"50": {
"value": "#F2F9FD",
"type": "color"
},
"100": {
"value": "#DDEEF9",
"type": "color"
},
"200": {
"value": "#BCDCF1",
"type": "color"
},
"300": {
"value": "#8EC1E2",
"type": "color"
},
"400": {
"value": "#63A6CF",
"type": "color"
},
"500": {
"value": "#4188B4",
"type": "color"
},
"600": {
"value": "#386A89",
"type": "color"
},
"700": {
"value": "#2D4E62",
"type": "color"
},
"800": {
"value": "#213440",
"type": "color"
},
"900": {
"value": "#162127",
"type": "color"
}
}
}
}