Cool as a Cucumber

#c6d86b

A yellow that is muted. It is very light — it works as a page background, not as text.

Hex

#c6d86b

RGB

198, 216, 107

OKLCh

84.6% 0.136 117.2°

CIELAB (D50)

83.3, -17.9, 50.9

What is true of this colour, and of no other

  • 5 other named colours sit within ΔE00 2 of it.
  • It uses 70% of the chroma sRGB can show at this lightness and hue.
  • As text on white it measures APCA Lc 25.7; on black, Lc -77.4. 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 18.7 — no blue cone.

Text on this colour

White text

1.56:1 — fails AA

Black text

13.44:1 — passes AA

Black text is the better of the two at13.44:1. That is enough for body text.

As text on white, it needs to change

#707e00 is the nearest colour of the same hue that passes AA on white, at 4.50:1. Only the lightness moved, and some saturation was given up to stay inside sRGB.

Try it against your own background

The same colour, with one cone missing

As you see it

#c6d86b

protanopia

#d6d66b · ΔE00 4.5

deuteranopia

#d3d36c · ΔE00 4.4

tritanopia

#cfcfbe · ΔE00 18.7

Run a whole palette through all three

The twelve nearest named colours

Ranked by CIEDE2000 — perceptual distance, not hex arithmetic. The closest isDry Seedlings at ΔE00 1.215: between 1 and 2 — a trained eye spots it when the two touch; nobody spots it across a room. What the numbers mean.

  • Dry SeedlingsΔE00 1.215 · #c7dc68
  • Glow WormΔE00 1.475 · #bed565
  • Citrus LimeΔE00 1.66 · #c3dc68
  • Soft FernΔE00 1.673 · #c7d368
  • Daiquiri GreenΔE00 1.947 · #c6d26e
  • Golden HopΔE00 2.183 · #cfdd7b
  • Goody GumdropΔE00 2.304 · #ccd87a
  • Lustre GreenΔE00 2.389 · #bece61
  • Sonic LimeΔE00 2.444 · #c5d061
  • RebounderΔE00 2.538 · #bad56b
  • Idocrase GreenΔE00 2.592 · #cae277
  • Frog PrinceΔE00 2.607 · #bbd75a

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