#2A708B is a mid-toned, cool blue. On the Color Lab it reads clean and engineered, restrained and easy to live with. It carries a legible label as a UI accent and reproduces cleanly in print.
Not just a swatch — here's how #2A708B works with other colors. Named schemes with #2A708B in its natural role, and a note on why the supporting colors balance it.
Teal Blue opens this coastal palette with sea-glass and warm sand alongside it, grounded by driftwood grey and a deep-navy anchor.
Teal Blue keeps this Nordic scheme quiet — cool greys and a soft white around it, a muted-blue support and a charcoal anchor.
Teal 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 Teal Blue.
Teal 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.
Teal 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 Teal Blue carrying the quiet middle.
How #2A708B 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 #2A708B at work across the surfaces designers actually ship.
:root {
--color-base: #2A708B;
--color-base-rgb: 42 112 139;
--color-base-oklch: oklch(51.3% 0.081 227.2);
--color-50: #F3F9FC;
--color-100: #DFF0F6;
--color-200: #C0E0EC;
--color-300: #95C7DA;
--color-400: #6CACC6;
--color-500: #4B8FAA;
--color-600: #3F6F83;
--color-700: #32515D;
--color-800: #23363D;
--color-900: #172226;
--color-on-base: #FFFFFF;
}
// tailwind.config.js
colors: {
teal-blue: {
50: '#F3F9FC',
100: '#DFF0F6',
200: '#C0E0EC',
300: '#95C7DA',
400: '#6CACC6',
500: '#4B8FAA',
600: '#3F6F83',
700: '#32515D',
800: '#23363D',
900: '#172226',
},
}
$base: #2A708B; $base-ink: #FFFFFF; $base-50: #F3F9FC; $base-100: #DFF0F6; $base-200: #C0E0EC; $base-300: #95C7DA; $base-400: #6CACC6; $base-500: #4B8FAA; $base-600: #3F6F83; $base-700: #32515D; $base-800: #23363D; $base-900: #172226; $base-hover: #21586E; $base-subtle: #B9D6E2;
{
"color": {
"base": {
"value": "#2A708B",
"type": "color"
},
"onBase": {
"value": "#FFFFFF",
"type": "color"
},
"scale": {
"50": {
"value": "#F3F9FC",
"type": "color"
},
"100": {
"value": "#DFF0F6",
"type": "color"
},
"200": {
"value": "#C0E0EC",
"type": "color"
},
"300": {
"value": "#95C7DA",
"type": "color"
},
"400": {
"value": "#6CACC6",
"type": "color"
},
"500": {
"value": "#4B8FAA",
"type": "color"
},
"600": {
"value": "#3F6F83",
"type": "color"
},
"700": {
"value": "#32515D",
"type": "color"
},
"800": {
"value": "#23363D",
"type": "color"
},
"900": {
"value": "#172226",
"type": "color"
}
}
}
}