Winter Lake

#5c97cf

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

Hex

#5c97cf

RGB

92, 151, 207

OKLCh

66.0% 0.104 248.5°

CIELAB (D50)

60.2, -7.5, -35.2

What is true of this colour, and of no other

  • 4 other named colours sit within ΔE00 2 of it.
  • It uses 58% of the chroma sRGB can show at this lightness and hue.
  • As text on white it measures APCA Lc 57.8; on black, Lc -44.0. 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 15.0 and 14.2 and 12.7 — no red cone.

Text on this colour

White text

3.10:1 — large text only

Black text

6.78:1 — passes AA

Black text is the better of the two at6.78:1. That is enough for body text.

As text on white, it needs to change

#407bb1 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

#5c97cf

protanopia

#9292cf · ΔE00 15.0

deuteranopia

#8989d0 · ΔE00 14.2

tritanopia

#7e7eff · ΔE00 12.7

Run a whole palette through all three

The twelve nearest named colours

Ranked by CIEDE2000 — perceptual distance, not hex arithmetic. The closest isBlue Bay at ΔE00 1.446: between 1 and 2 — a trained eye spots it when the two touch; nobody spots it across a room. What the numbers mean.

  • Blue BayΔE00 1.446 · #619ad6
  • Quiet BayΔE00 1.505 · #6597cc
  • Lothern BlueΔE00 1.556 · #6699cc
  • Come Sail AwayΔE00 1.865 · #5c92c5
  • Tall WavesΔE00 2.129 · #5c9bcc
  • Delphinium CorsageΔE00 2.139 · #4f92cd
  • Blueberry Soft BlueΔE00 2.152 · #5e96c3
  • TantaliseΔE00 2.272 · #669ccb
  • Canadian TuxedoΔE00 2.651 · #579aca
  • KentuckyΔE00 2.705 · #6395bf
  • Blue TourmalineΔE00 2.709 · #4997d0
  • Blue DartΔE00 2.921 · #518fd1

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