Nearest named color: Dark Cyan
#508E81
#508E81
Nearest named
Dark Cyan
Family
Green
Lightness
60.1%
Chroma
0.068
Hue angle
178.8°
Temperature
Cool
Contrast on white
3.80:1 · AA Large
Contrast on black
4.89:1 · AA
Web-safe
#669999
CSS oklch()
60% 0.07 179

#508E81 is a mid-toned, cool cyan. On the Color Lab it reads restrained and easy to live with. It carries a legible label as a UI accent and reproduces cleanly in print.

Palettes built on #508E81

Not just a swatch — here's how #508E81 works with other colors. Named schemes with #508E81 in its natural role, and a note on why the supporting colors balance it.

Coastal Morning Lead · 5 colors

Dark Cyan opens this coastal palette with sea-glass and warm sand alongside it, grounded by driftwood grey and a deep-navy anchor.

Nordic Calm Accent · 5 colors

Dark Cyan keeps this Nordic scheme quiet — cool greys and a soft white around it, a muted-blue support and a charcoal anchor.

Vintage Leather Lead · 5 colors

Dark Cyan plays the worn-leather lead, deepened by saddle brown and an oxblood anchor, softened by aged cream and cooled by a muted forest green.

Modern Café Dominant · 5 colors

Dark Cyan 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.

Minimal Editorial Surface · 5 colors

Dark Cyan 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 Dark Cyan carrying the quiet middle.

Build a working theme in the generator →

Color Lab

How #508E81 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.

Warmth 37/100
Cool
Reads cool and recessive — calming, technical, good for trust-led UI.
Softness 55/100
Moderate
Middle-weight — neither delicate nor heavy.
Depth 39/100
Low
Mid depth — usable as an accent or a muted ground.
Naturalness 31/100
Low
Loosely natural — an earthy edge without being rustic.
Vintage feel 55/100
Moderate
Faded, nostalgic quality — editorial, heritage and retro work.
Luxury 45/100
Moderate
Understated — leans refined without going austere.
Brand distinctiveness 18/100
Very low
Quiet and neutral — a supporting tone, not a signature.
UI accent fit 74/100
High
Strong interactive accent — visible and can carry a legible label.
Surface fit 41/100
Moderate
Usable as a tinted surface in measured doses.
Print safety 85/100
Very high
Reproduces faithfully in CMYK — safe for packaging and print.

Pairs with #508E81

For UI
For branding
For interior
For fashion

UI roles & guardrails

Primary action Safe as a filled button with near-black label. AA
Body text Do not use for body copy on light surfaces. Avoid
Large display Fine for headings 24px+ on white. Pass
Background Pair with #141310 text at 4.9:1. Use
Subtle surface Use #DDE8E6 for cards and hover fills. Tint 80
Avoid beside #518890 — the hue gap is too small to read as intentional. Clash

In real applications

Not a swatch to memorise — a color to build with. Here is #508E81 at work across the surfaces designers actually ship.

Website / UI
Northwind Sign up
Build faster.
A working theme, generated in seconds.
Dashboard
Revenue
$48.2k ▲ 12%
Brand
AVELINE
Studio
Poster
Nov 14 · 8PM
NIGHT
MARKET
Packaging
BLOOM
Botanical Wash
250 ml
Interior

Scales

ShadesBase darkened in 10% steps
TintsBase lifted toward white
TonesSaturation removed, lightness held
Monochromatic scaleDesign-system ready, 50–900

Every model

Export

:root {
  --color-base: #508E81;
  --color-base-rgb: 80 142 129;
  --color-base-oklch: oklch(60.1% 0.068 178.8);
  --color-50: #F5FAF9;
  --color-100: #E5F1EE;
  --color-200: #CBE2DD;
  --color-300: #A6CAC2;
  --color-400: #82B0A6;
  --color-500: #629388;
  --color-600: #4F726B;
  --color-700: #3C534E;
  --color-800: #2A3734;
  --color-900: #1B2221;
  --color-on-base: #141310;
}