Dune Spice

#b66e45

An orange that is muted. It is light — black text sits on it comfortably, white text does not.

Hex

#b66e45

RGB

182, 110, 69

OKLCh

60.9% 0.107 49.4°

CIELAB (D50)

54.0, 26.5, 35.3

What is true of this colour, and of no other

  • 10 other named colours sit within ΔE00 2 of it — this part of the space is crowded, and the names here are finer distinctions than most people make.
  • It uses 66% of the chroma sRGB can show at this lightness and hue.
  • As text on white it measures APCA Lc 66.7; on black, Lc -35.0. 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 23.9 and 25.2 and 29.9 — no red cone.

Text on this colour

White text

3.96:1 — large text only

Black text

5.31:1 — passes AA

Black text is the better of the two at5.31:1. That is enough for body text.

As text on white, it needs to change

#ac653c is the nearest colour of the same hue that passes AA on white, at 4.50:1. Only the lightness moved.

Try it against your own background

The same colour, with one cone missing

As you see it

#b66e45

protanopia

#797946 · ΔE00 23.9

deuteranopia

#888841 · ΔE00 25.2

tritanopia

#979700 · ΔE00 29.9

Run a whole palette through all three

The twelve nearest named colours

Ranked by CIEDE2000 — perceptual distance, not hex arithmetic. The closest isTruepenny at ΔE00 0.798: below 1.0 — an ordinary observer cannot tell these apart, even side by side. What the numbers mean.

  • TruepennyΔE00 0.798 · #b46c42
  • Orange BalladΔE00 0.928 · #b56d41
  • Pottery ClayΔE00 1.253 · #b9714a
  • ThanksgivingΔE00 1.408 · #b56e4a
  • Tufted LeatherΔE00 1.528 · #b96c46
  • Oak PalaceΔE00 1.571 · #bb6b41
  • African SafariΔE00 1.595 · #b16b40
  • MincemeatΔE00 1.703 · #b66a3c
  • Not yet CaramelΔE00 1.787 · #b1714c
  • Ebony LipsΔE00 1.828 · #b06a40
  • Orange LilyΔE00 2.062 · #be7249
  • KhardicΔE00 2.116 · #b16840

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