Peat Brown

#5a3d29

An orange that is nearly neutral — the hue shows only against a true grey. It is dark — it carries white text and needs care with black.

Hex

#5a3d29

RGB

90, 61, 41

OKLCh

38.8% 0.052 55.2°

CIELAB (D50)

28.8, 11.2, 17.7

What is true of this colour, and of no other

  • 5 other named colours sit within ΔE00 2 of it.
  • It uses 54% of the chroma sRGB can show at this lightness and hue.
  • As text on white it measures APCA Lc 92.7; on black, Lc -9.7. The sign is the polarity, which the WCAG ratio discards.
  • Built into an eleven-step scale, 10 of the 10 adjacent pairs stay ΔE00 2 apart — see the ramp.
  • protanopia and deuteranopia and tritanopia shift it by ΔE00 16.2 and 16.5 and 19.0 — no red cone.

Text on this colour

White text

9.84:1 — passes AA

Black text

2.13:1 — fails AA

White text is the better of the two at9.84:1. That is enough for body text.

The same colour, with one cone missing

As you see it

#5a3d29

protanopia

#414129 · ΔE00 16.2

deuteranopia

#474728 · ΔE00 16.5

tritanopia

#4d4d00 · ΔE00 19.0

Run a whole palette through all three

The twelve nearest named colours

Ranked by CIEDE2000 — perceptual distance, not hex arithmetic. The closest isBracken at ΔE00 0.802: below 1.0 — an ordinary observer cannot tell these apart, even side by side. What the numbers mean.

  • BrackenΔE00 0.802 · #5b3d27
  • Weathered BambooΔE00 1.285 · #593a27
  • Tuk TukΔE00 1.409 · #573b2a
  • Carnaby TanΔE00 1.678 · #5b3a24
  • Kuro BrownΔE00 1.909 · #583822
  • Real BrownΔE00 2.037 · #563d2d
  • Irish CoffeeΔE00 2.277 · #62422b
  • Boston Brown BreadΔE00 2.53 · #614432
  • Antique BrownΔE00 2.882 · #553f2d
  • BonanzaΔE00 2.981 · #523b2c
  • Brown HenΔE00 3.116 · #5e442c
  • Potting SoilΔE00 3.196 · #5b3e31

11 of these have no page of their own: pages exist for the 4,961 colours the dataset marks as good names.