ColorsMine

#FECDD3 on white

Tailwind rose-200 — roughly Shell Pink — measured against white to WCAG 2.2 and APCA.

1.41:1

contrast ratio · APCA Lc 19

The quick brown fox
…and the same at 13 px
✕ Body text (AA, 4.5:1) ✕ Body text (AAA, 7:1) ✕ Large text (AA, 3:1) ✕ Borders and icons (1.4.11, 3:1)

The nearest colour that passes

Keeping the hue and moving only the lightness, #94686E is the closest shade to #FECDD3 that clears 4.5:1 on white — at 4.70:1.

#FECDD3
1.41:1 — fails
#94686E
4.70:1 — passes

Under colour blindness

Contrast is a lightness relationship, so a ratio survives colour blindness — but the pair can still lose the distinction it was carrying. This is the same two colours as seen with each dichromacy.

VisionForegroundBackgroundRatio
Normal #FECDD3 #FFFFFF 1.41:1
Protanopia
red-blind, ~1% of men
#EAEAD2 #FFFFFF 1.22:1
Deuteranopia
green-blind, ~6% of men
#EDF1D1 #FFFFFF 1.16:1
Tritanopia
blue-blind, rare
#FCD0D0 #FFFFFF 1.39:1

What the thresholds mean

Related

Same colour on black The full rose scale

Fixing one pair is not the job

ColorsMine checks every pairing a palette implies, in light and dark, and names the single change that moves the grade most.

Open ColorsMine