Couch

#4e2a20

A red 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

#4e2a20

RGB

78, 42, 32

OKLCh

32.9% 0.057 36.4°

CIELAB (D50)

21.7, 16.3, 14.1

What is true of this colour, and of no other

  • 3 other named colours sit within ΔE00 2 of it.
  • It uses 51% of the chroma sRGB can show at this lightness and hue.
  • As text on white it measures APCA Lc 98.3; on black, Lc 0.0. 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 20.0 and 21.2 and 23.7 — no red cone.

Text on this colour

White text

12.53:1 — passes AA

Black text

1.68:1 — fails AA

White text is the better of the two at12.53:1. That is enough for body text.

The same colour, with one cone missing

As you see it

#4e2a20

protanopia

#303020 · ΔE00 20.0

deuteranopia

#37371e · ΔE00 21.2

tritanopia

#3f3f00 · ΔE00 23.7

Run a whole palette through all three

The twelve nearest named colours

Ranked by CIEDE2000 — perceptual distance, not hex arithmetic. The closest isMomoshio Brown at ΔE00 1.613: between 1 and 2 — a trained eye spots it when the two touch; nobody spots it across a room. What the numbers mean.

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