#FFF3F2 · #FFFFFF
Four independent scores (read the one that fits your goal): Readability 2/100 (fail) · Harmony 97/100 (monochrome) · Distinguishable 18/100 (hard to tell apart) · Match 88/100 (close). There is no single “good/bad” — a pair can clash for text yet be great for an outfit.
Seashell and White are very close (ΔE 5). They have closely related hues (5° apart) and their lightness is similar, so they read as two same-weight colours.
Seashell text on White: 1.09:1 (Fail); White text on Seashell: 1.09:1 (Fail). Neither meets AA at body size — nudging one color to #7F7474 clears it.
Monochrome — monochrome — a recognised, balanced pairing (harmony 97/100). This is about how they look together (clothing, interiors, branding), independent of text contrast.
Not at body size — the best direction is only 1.1:1, below the 4.5:1 minimum. Nudging one colour to #7F7474 clears AA.
Their CIE76 ΔE is about 5 — very close.
close but visibly different (ΔE 5.4).
Explore each color: Seashell #FFF3F2 · White #FFFFFF · Shades: Seashell shades · White shades · Contrast checker →