Darkest Forest on Porcini
#223311 on #d9ae86
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
6.68:1
Passes AA for body text
Not AAA (7:1). Swapping the two colours gives the same number — the ratio does not know which is the text.
APCA
Lc 58.5
Clears Lc 45 — large or heavy display text.
Dark text on a lighter ground.
Colour difference
ΔE00 58.2
different colours
Above 10 — related only in the sense that both are colours.
Nothing to fix
This pair already clears 4.5:1, so #223311 can stay exactly as it is. Check another pair.
And to someone missing a cone
protanopia
Ratio 6.15:1, ΔE00 50.5.
deuteranopia
Ratio 6.97:1, ΔE00 55.3.
tritanopia
Ratio 7.36:1, ΔE00 73.5.
The weakest of the three is protanopia, where the two are ΔE00 50.5 apart against 58.2 for a trichromat — still clearly two colours.
Both colours have pages of their own: Darkest Forest ·Porcini · the same pair the other way round ·all pairs