Fuchsia Pheromone

#9f4cb7

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

Hex

#9f4cb7

RGB

159, 76, 183

OKLCh

56.4% 0.176 318.1°

CIELAB (D50)

46.7, 47.3, -42.2

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 74.1; on black, Lc -27.6. 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 18.0 and 17.3 and 65.0 — no red cone.

Text on this colour

White text

5.01:1 — passes AA

Black text

4.19:1 — large text only

White text is the better of the two at5.01:1. That is enough for body text.

The same colour, with one cone missing

As you see it

#9f4cb7

protanopia

#5a5ab7 · ΔE00 18.0

deuteranopia

#6d6db6 · ΔE00 17.3

tritanopia

#7e7e00 · ΔE00 65.0

Run a whole palette through all three

The twelve nearest named colours

Ranked by CIEDE2000 — perceptual distance, not hex arithmetic. The closest isPurple Plum at ΔE00 1.224: between 1 and 2 — a trained eye spots it when the two touch; nobody spots it across a room. What the numbers mean.

  • Purple PlumΔE00 1.224 · #9c51b6
  • PurpureusΔE00 1.682 · #9a4eae
  • Royal Gramma PurpleΔE00 1.832 · #a152bd
  • Tyrian ShimmerΔE00 2.691 · #9448b0
  • Liberal LilacΔE00 2.698 · #9955bb
  • Akebi PurpleΔE00 3.503 · #983fb2
  • Medium PurpleΔE00 4.517 · #9e43a2
  • Vicious VioletΔE00 5.13 · #8f509d
  • Morado PurpleΔE00 5.138 · #9955cc
  • Purple YamΔE00 5.174 · #a846d7
  • Trunks HairΔE00 5.248 · #9b5fc0
  • Ripe LavanderΔE00 5.286 · #a259ce

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