Sky Fall
#89c6df
A cyan that is nearly neutral — the hue shows only against a true grey. It is light — black text sits on it comfortably, white text does not.
Hex
#89c6df
RGB
137, 198, 223
OKLCh
79.4% 0.072 225.5°
CIELAB (D50)
76.4, -15.6, -19.1
What is true of this colour, and of no other
- 11 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 52% of the chroma sRGB can show at this lightness and hue.
- As text on white it measures APCA Lc 35.4; on black, Lc -67.1. 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 19.7 and 19.3 and 17.6 — no red cone.
Text on this colour
White text
1.87:1 — fails AA
Black text
11.21:1 — passes AA
Black text is the better of the two at11.21:1. That is enough for body text.
As text on white, it needs to change
#427e95 is the nearest colour of the same hue that passes AA on white, at 4.50:1. Only the lightness moved.
The same colour, with one cone missing
As you see it
#89c6df
protanopia
#c0c0df · ΔE00 19.7
deuteranopia
#b7b7e0 · ΔE00 19.3
tritanopia
#ababff · ΔE00 17.6
The twelve nearest named colours
Ranked by CIEDE2000 — perceptual distance, not hex arithmetic. The closest isGossamer Threads at ΔE00 0.575: below 1.0 — an ordinary observer cannot tell these apart, even side by side. What the numbers mean.
- Gossamer ThreadsΔE00 0.575 · #8ac8e2
- DolphinΔE00 1.234 · #86c4da
- Blue CharmΔE00 1.266 · #82c2db
- Winter ChimeΔE00 1.31 · #83c7df
- Sky BabeΔE00 1.399 · #88c1d8
- Budgie BlueΔE00 1.534 · #84c9e1
- UndercoolΔE00 1.803 · #7fc3e1
- Dreaming BlueΔE00 1.814 · #8ac2d6
- BoutonniereΔE00 1.862 · #8cc1d6
- Caribbean CoastΔE00 1.965 · #93c5dd
- Ocean HorizonΔE00 1.973 · #7fc1d8
- Deluxe DaysΔE00 2.009 · #8bc7e6
11 of these have no page of their own: pages exist for the 4,961 colours the dataset marks as good names.