Red Arremer

#e44e4d

A red that is saturated. It is light — black text sits on it comfortably, white text does not.

Hex

#e44e4d

RGB

228, 78, 77

OKLCh

63.0% 0.186 24.5°

CIELAB (D50)

55.3, 58.9, 34.5

What is true of this colour, and of no other

  • 3 other named colours sit within ΔE00 2 of it.
  • It uses 73% of the chroma sRGB can show at this lightness and hue.
  • As text on white it measures APCA Lc 64.7; on black, Lc -37.0. 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.
  • protanopia and deuteranopia and tritanopia shift it by ΔE00 36.0 and 42.1 and 50.1 — no red cone.

Text on this colour

White text

3.82:1 — large text only

Black text

5.50:1 — passes AA

Black text is the better of the two at5.50:1. That is enough for body text.

As text on white, it needs to change

#d64041 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

#e44e4d

protanopia

#6e6e4e · ΔE00 36.0

deuteranopia

#909044 · ΔE00 42.1

tritanopia

#aeae00 · ΔE00 50.1

Run a whole palette through all three

The twelve nearest named colours

Ranked by CIEDE2000 — perceptual distance, not hex arithmetic. The closest isX Marks the Spot at ΔE00 1.054: between 1 and 2 — a trained eye spots it when the two touch; nobody spots it across a room. What the numbers mean.

  • X Marks the SpotΔE00 1.054 · #e6474a
  • FeverΔE00 1.055 · #ea4c4c
  • ThimbleberryΔE00 1.517 · #e34b50
  • FlushedΔE00 2.009 · #dd5555
  • CapocolloΔE00 2.039 · #d9544d
  • Vermilion CinnabarΔE00 2.175 · #e34244
  • Glowing Brake DiscΔE00 2.284 · #ee4444
  • Rosy SunsetΔE00 2.314 · #d95854
  • Bricks of HopeΔE00 2.328 · #db5856
  • Pastel StrawberryΔE00 2.337 · #ef4f4c
  • WatermelonadeΔE00 2.573 · #eb4652
  • Re-EntryΔE00 2.622 · #dd484e

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