#ECF9F9 · #FBF5EC
Four independent scores (read the one that fits your goal): Readability 0/100 (fail) · Harmony 96/100 (split-complementary) · Distinguishable 32/100 (hard to tell apart) · Match 82/100 (close). There is no single “good/bad” — a pair can clash for text yet be great for an outfit.
Alice Blue and Seashell are very close (ΔE 8). They have distinctly different hues (144° apart) and their lightness is similar, so they read as two same-weight colours.
Alice Blue text on Seashell: 1.01:1 (Fail); Seashell text on Alice Blue: 1.01:1 (Fail). Neither meets AA at body size — nudging one color to #687374 clears it.
Split-complementary — split-complementary — a recognised, balanced pairing (harmony 96/100). This is about how they look together (clothing, interiors, branding), independent of text contrast.
Not at body size — the best direction is only 1.0:1, below the 4.5:1 minimum. Nudging one colour to #687374 clears AA.
Their CIE76 ΔE is about 8 — very close.
close but visibly different (ΔE 8.0).
Explore each color: Alice Blue #ECF9F9 · Seashell #FBF5EC · Shades: Alice Blue shades · Seashell shades · Contrast checker →