Acai

#48295b

A violet that is muted. It is dark — it carries white text and needs care with black.

Hex

#48295b

RGB

72, 41, 91

OKLCh

34.4% 0.091 311.1°

CIELAB (D50)

22.5, 22.5, -24.6

What is true of this colour, and of no other

  • 4 other named colours sit within ΔE00 2 of it.
  • It uses 52% of the chroma sRGB can show at this lightness and hue.
  • As text on white it measures APCA Lc 97.3; on black, Lc 0.0. 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 9.5 and 9.5 and 44.7 — no red cone.

Text on this colour

White text

12.04:1 — passes AA

Black text

1.74:1 — fails AA

White text is the better of the two at12.04:1. That is enough for body text.

The same colour, with one cone missing

As you see it

#48295b

protanopia

#2e2e5b · ΔE00 9.5

deuteranopia

#34345b · ΔE00 9.5

tritanopia

#3b3b00 · ΔE00 44.7

Run a whole palette through all three

The twelve nearest named colours

Ranked by CIEDE2000 — perceptual distance, not hex arithmetic. The closest isDeep Plum at ΔE00 1.161: between 1 and 2 — a trained eye spots it when the two touch; nobody spots it across a room. What the numbers mean.

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