HueComb

Shepherd’s Green

#5a8643

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

Hex

#5a8643

RGB

90, 134, 67

OKLCh

57.1% 0.108 135.8°

CIELAB (D50)

51.5, -25.4, 30.8

What is true of this colour, and of no other

  • 3 other named colours sit within ΔE00 2 of it.
  • It uses 64% of the chroma sRGB can show at this lightness and hue.
  • As text on white it measures APCA Lc 69.4; on black, Lc -32.3. 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 11.9 and 11.6 and 45.0 — no red cone.

Text on this colour

White text

4.26:1 — large text only

Black text

4.93:1 — passes AA

Black text is the better of the two at4.93:1. That is enough for body text.

As text on white, it needs to change

#56823f 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

#5a8643

protanopia

#828243 · ΔE00 11.9

deuteranopia

#7b7b45 · ΔE00 11.6

tritanopia

#7373b6 · ΔE00 45.0

Run a whole palette through all three

The twelve nearest named colours

Ranked by CIEDE2000 — perceptual distance, not hex arithmetic. The closest isBeatnik at ΔE00 1.169: between 1 and 2 — a trained eye spots it when the two touch; nobody spots it across a room. What the numbers mean.

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