Nearest named color: Dark Sea Green
#81B6AB
#81B6AB
Nearest named
Dark Sea Green
Family
Green
Lightness
73.6%
Chroma
0.058
Hue angle
180.3°
Temperature
Cool
Contrast on white
2.28:1 · Fail
Contrast on black
8.15:1 · AAA
Web-safe
#99CC99
CSS oklch()
74% 0.06 180

#81B6AB is a soft, cool cyan. On the Color Lab it reads restrained and easy to live with. It reproduces cleanly in print.

Palettes built on #81B6AB

Not just a swatch — here's how #81B6AB works with other colors. Named schemes with #81B6AB in its natural role, and a note on why the supporting colors balance it.

Nordic Calm Accent · 5 colors

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

Japanese Sand Base · 5 colors

Dark Sea Green sets a calm, sun-bleached base here, wrapped in bone and paper off-whites and a soft greige, with a single ink accent for wabi-sabi restraint.

Coastal Morning Lead · 5 colors

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

Minimal Editorial Surface · 5 colors

Dark Sea Green 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 Sea Green carrying the quiet middle.

Tech Product Signal · 5 colors

Dark Sea Green is the vivid signal in this product UI — on a near-black surface with cool white, a slate grey and a lighter tint of Dark Sea Green.

Build a working theme in the generator →

Color Lab

How #81B6AB 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 39/100
Neutral
Balanced temperature — flexible, sits between warm and cool schemes.
Softness 67/100
High
Soft and easy on the eye — gentle backdrops, calm surfaces.
Depth 25/100
Low
Airy and open — recedes, leaves the composition light.
Naturalness 25/100
Low
Loosely natural — an earthy edge without being rustic.
Vintage feel 40/100
Moderate
A faint retro warmth without tipping into sepia.
Luxury 32/100
Low
Understated — leans refined without going austere.
Brand distinctiveness 22/100
Low
Quiet and neutral — a supporting tone, not a signature.
UI accent fit 36/100
Low
Workable accent with care around contrast.
Surface fit 57/100
Moderate
Usable as a tinted surface in measured doses.
Print safety 87/100
Very high
Reproduces faithfully in CMYK — safe for packaging and print.

Pairs with #81B6AB

For UI
For branding
For interior
For fashion

UI roles & guardrails

Primary action Safe as a filled button with near-black label. AAA
Body text Do not use for body copy on light surfaces. Avoid
Large display Only on dark surfaces. Avoid
Background Pair with #141310 text at 8.2:1. Use
Subtle surface Use #E7EFED for cards and hover fills. Tint 80
Avoid beside #81AFB6 — 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 #81B6AB 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: #81B6AB;
  --color-base-rgb: 129 182 171;
  --color-base-oklch: oklch(73.6% 0.058 180.3);
  --color-50: #F5FAF9;
  --color-100: #E5F0EE;
  --color-200: #CBE1DD;
  --color-300: #A6C9C2;
  --color-400: #83AFA6;
  --color-500: #639289;
  --color-600: #50726B;
  --color-700: #3D524E;
  --color-800: #2A3734;
  --color-900: #1B2221;
  --color-on-base: #141310;
}