Nearest named color: Slate Gray
#5D8381
#5D8381
Nearest named
Slate Gray
Family
Blue
Lightness
58.1%
Chroma
0.043
Hue angle
191.9°
Temperature
Cool
Contrast on white
4.18:1 · AA Large
Contrast on black
4.45:1 · AA Large
Web-safe
#669999
CSS oklch()
58% 0.04 192

#5D8381 is a muted, cool cyan. 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.

Palettes built on #5D8381

Not just a swatch — here's how #5D8381 works with other colors. Named schemes with #5D8381 in its natural role, and a note on why the supporting colors balance it.

Coastal Morning Lead · 5 colors

Slate Gray 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

Slate Gray 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

Slate Gray 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

Slate Gray 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

Slate Gray 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 Slate Gray carrying the quiet middle.

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Color Lab

How #5D8381 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 40/100
Neutral
Balanced temperature — flexible, sits between warm and cool schemes.
Softness 56/100
Moderate
Middle-weight — neither delicate nor heavy.
Depth 40/100
Low
Mid depth — usable as an accent or a muted ground.
Naturalness 10/100
Very low
Reads engineered rather than organic — synthetic, digital.
Vintage feel 46/100
Moderate
A faint retro warmth without tipping into sepia.
Luxury 46/100
Moderate
Understated — leans refined without going austere.
Brand distinctiveness 16/100
Very low
Quiet and neutral — a supporting tone, not a signature.
UI accent fit 65/100
High
Strong interactive accent — visible and can carry a legible label.
Surface fit 47/100
Moderate
Usable as a tinted surface in measured doses.
Print safety 90/100
Very high
Reproduces faithfully in CMYK — safe for packaging and print.

Pairs with #5D8381

For UI
For branding
For interior
For fashion

UI roles & guardrails

Primary action Too mid-tone for a filled button — darken for the fill. AA Large
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 4.4:1. Use
Subtle surface Use #DFE6E6 for cards and hover fills. Tint 80
Avoid beside #5D7883 — 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 #5D8381 at work across the surfaces designers actually ship.

Website / UI
Northwind Sign up
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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: #5D8381;
  --color-base-rgb: 93 131 129;
  --color-base-oklch: oklch(58.1% 0.043 191.9);
  --color-50: #F6F9F9;
  --color-100: #E7EEEE;
  --color-200: #CFDDDC;
  --color-300: #ADC3C1;
  --color-400: #8BA7A6;
  --color-500: #6B8988;
  --color-600: #566B6A;
  --color-700: #414E4E;
  --color-800: #2C3534;
  --color-900: #1C2121;
  --color-on-base: #141310;
}