Sunbeam

#f5edb2

A yellow that is nearly neutral — the hue shows only against a true grey. It is very light — it works as a page background, not as text.

Hex

#f5edb2

RGB

245, 237, 178

OKLCh

93.8% 0.076 101.2°

CIELAB (D50)

93.3, -3.8, 29.7

What is true of this colour, and of no other

  • 18 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 53% of the chroma sRGB can show at this lightness and hue.
  • As text on white it measures APCA Lc 9.2; on black, Lc -95.0. 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.
  • tritanopia shifts it by ΔE00 7.9 — no blue cone.

Text on this colour

White text

1.19:1 — fails AA

Black text

17.64:1 — passes AA

Black text is the better of the two at17.64:1. That is enough for body text.

As text on white, it needs to change

#807841 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

#f5edb2

protanopia

#eeeeb2 · ΔE00 2.5

deuteranopia

#efefb2 · ΔE00 2.5

tritanopia

#f1f188 · ΔE00 7.9

Run a whole palette through all three

The twelve nearest named colours

Ranked by CIEDE2000 — perceptual distance, not hex arithmetic. The closest isGolden Straw at ΔE00 0.829: below 1.0 — an ordinary observer cannot tell these apart, even side by side. What the numbers mean.

  • Golden StrawΔE00 0.829 · #f5edae
  • Veiled TreasureΔE00 0.939 · #f6edb6
  • InvigoratingΔE00 1.27 · #f1eab4
  • Casino LightsΔE00 1.29 · #f9f2b3
  • Yellow TaffyΔE00 1.301 · #f7edb7
  • Dandelion WineΔE00 1.407 · #fcf2b9
  • Summer ResortΔE00 1.411 · #f7efba
  • Pineapple DelightΔE00 1.472 · #f0e7a9
  • FanlightΔE00 1.481 · #f2eeaf
  • Yellow JasmineΔE00 1.501 · #eee8aa
  • Star-StuddedΔE00 1.505 · #f7ebac
  • Yellow BlitzΔE00 1.635 · #fdf4bb

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