Cypress

#585d40

A yellow that is nearly neutral — the hue shows only against a true grey. It is mid — the hardest range to put text on, either colour struggles.

Hex

#585d40

RGB

88, 93, 64

OKLCh

46.6% 0.045 116.1°

CIELAB (D50)

38.4, -6.1, 16.0

What is true of this colour, and of no other

  • 7 other named colours sit within ΔE00 2 of it.
  • It uses 42% of the chroma sRGB can show at this lightness and hue.
  • As text on white it measures APCA Lc 83.8; on black, Lc -18.2. 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 9.2 — no blue cone.

Text on this colour

White text

6.87:1 — passes AA

Black text

3.05:1 — large text only

White text is the better of the two at6.87:1. That is enough for body text.

The same colour, with one cone missing

As you see it

#585d40

protanopia

#5c5c40 · ΔE00 2.5

deuteranopia

#5c5c40 · ΔE00 2.5

tritanopia

#5b5b53 · ΔE00 9.2

Run a whole palette through all three

The twelve nearest named colours

Ranked by CIEDE2000 — perceptual distance, not hex arithmetic. The closest isTank at ΔE00 1.668: between 1 and 2 — a trained eye spots it when the two touch; nobody spots it across a room. What the numbers mean.

  • TankΔE00 1.668 · #5c6141
  • Base CampΔE00 1.676 · #575c3a
  • Lovers PineΔE00 1.729 · #5a6141
  • Tree of LifeΔE00 1.776 · #595d45
  • Blue Black CrayfishΔE00 1.858 · #52593b
  • DeliciousΔE00 1.908 · #585e46
  • Down-to-EarthΔE00 1.934 · #5c6242
  • PinetopΔE00 2.061 · #57593f
  • Boughs of PineΔE00 2.587 · #576145
  • Dark RainforestΔE00 2.603 · #505838
  • Forest RidgeΔE00 2.682 · #555d46
  • Lone PineΔE00 2.688 · #575a44

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