Lost Space

#969389

A neutral that has no useful hue — it reads as a grey. It is light — black text sits on it comfortably, white text does not.

Hex

#969389

RGB

150, 147, 137

OKLCh

66.3% 0.015 93.1°

CIELAB (D50)

61.0, -0.2, 5.7

What is true of this colour, and of no other

  • 4 other named colours sit within ΔE00 2 of it.
  • It uses only 11% of the chroma available at this lightness and hue — there is a far more vivid version of this colour inside sRGB.
  • As text on white it measures APCA Lc 57.7; on black, Lc -44.1. 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.
  • tritanopia shifts it by ΔE00 5.3 — no blue cone.

Text on this colour

White text

3.07:1 — large text only

Black text

6.83:1 — passes AA

Black text is the better of the two at6.83:1. That is enough for body text.

As text on white, it needs to change

#7a776d 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

#969389

protanopia

#939389 · ΔE00 1.7

deuteranopia

#949489 · ΔE00 1.8

tritanopia

#94947e · ΔE00 5.3

Run a whole palette through all three

The twelve nearest named colours

Ranked by CIEDE2000 — perceptual distance, not hex arithmetic. The closest isSmoky Grey Green at ΔE00 1.084: between 1 and 2 — a trained eye spots it when the two touch; nobody spots it across a room. What the numbers mean.

  • Smoky Grey GreenΔE00 1.084 · #939087
  • Destroyer GreyΔE00 1.147 · #98968d
  • Worlds AwayΔE00 1.619 · #98978d
  • ChampignonΔE00 1.864 · #949089
  • Stony CreekΔE00 2.007 · #948f82
  • Cornwall SlateΔE00 2.01 · #949488
  • Lazy AfternoonΔE00 2.032 · #97928b
  • London FogΔE00 2.141 · #9d988c
  • ClaytoneΔE00 2.177 · #969283
  • Timber TownΔE00 2.191 · #908d85
  • Dapple GreyΔE00 2.22 · #959486
  • Parador StoneΔE00 2.42 · #908d86

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