Shadow Play on Flash in the Pan
#2d1403 on #ff9977
Body text at this size
And the smaller size most interfaces actually use for paragraphs — the size that decides whether a pair is usable.
Caption text, which almost nothing passes.
WCAG 2.1
8.31:1
Passes AA for body text
AAA too. Swapping the two colours gives the same number — the ratio does not know which is the text.
APCA
Lc 61.4
Clears Lc 60 — headlines and other larger text.
Dark text on a lighter ground.
Colour difference
ΔE00 59.1
different colours
Above 10 — related only in the sense that both are colours.
Nothing to fix
This pair already clears 4.5:1, so #2d1403 can stay exactly as it is. Check another pair.
And to someone missing a cone
protanopia
Ratio 7.34:1, ΔE00 52.4.
deuteranopia
Ratio 8.79:1, ΔE00 61.2.
tritanopia
Ratio 10.07:1, ΔE00 71.4.
The weakest of the three is protanopia, where the two are ΔE00 52.4 apart against 59.1 for a trichromat — still clearly two colours.
Both colours have pages of their own: Shadow Play ·Flash in the Pan · the same pair the other way round ·all pairs