Monument Valley

#ad5c34

An orange that is muted. It is mid — the hardest range to put text on, either colour struggles.

Hex

#ad5c34

RGB

173, 92, 52

OKLCh

56.3% 0.119 45.6°

CIELAB (D50)

48.5, 31.4, 37.8

What is true of this colour, and of no other

  • 5 other named colours sit within ΔE00 2 of it.
  • It uses 74% of the chroma sRGB can show at this lightness and hue.
  • As text on white it measures APCA Lc 73.0; on black, Lc -28.7. 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 26.3 and 27.9 and 32.0 — no red cone.

Text on this colour

White text

4.82:1 — passes AA

Black text

4.36:1 — large text only

White text is the better of the two at4.82:1. That is enough for body text.

The same colour, with one cone missing

As you see it

#ad5c34

protanopia

#696935 · ΔE00 26.3

deuteranopia

#7b7b2e · ΔE00 27.9

tritanopia

#8c8c00 · ΔE00 32.0

Run a whole palette through all three

The twelve nearest named colours

Ranked by CIEDE2000 — perceptual distance, not hex arithmetic. The closest isFragrant Cloves at ΔE00 1.2: between 1 and 2 — a trained eye spots it when the two touch; nobody spots it across a room. What the numbers mean.

  • Fragrant ClovesΔE00 1.2 · #ac5e3a
  • Fiery OrangeΔE00 1.268 · #b1592f
  • Earthen JugΔE00 1.414 · #a85e39
  • Stirland BattlemireΔE00 1.543 · #ae5a2c
  • FudgesicleΔE00 1.987 · #ac6239
  • AutumnalΔE00 2.308 · #ad5928
  • Corn SnakeΔE00 2.37 · #ab6134
  • Caramelised MapleΔE00 2.48 · #ad5a28
  • Beef HotpotΔE00 2.519 · #a85d2e
  • Pretty ParasolΔE00 2.556 · #ac5d3e
  • Brick-A-BrackΔE00 2.672 · #a75c3d
  • Tense TerracottaΔE00 2.707 · #a35732

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