#EBF9F4 · #F5F4FF
Four independent scores (read the one that fits your goal): Readability 0/100 (fail) · Harmony 39/100 (clashing) · Distinguishable 8/100 (hard to tell apart) · Match 78/100 (close). There is no single “good/bad” — a pair can clash for text yet be great for an outfit.
White Smoke and Ghost White are very close (ΔE 10). They have distinctly different hues (87° apart) and their lightness is similar, so they read as two same-weight colours.
White Smoke text on Ghost White: 1.01:1 (Fail); Ghost White text on White Smoke: 1.01:1 (Fail). Neither meets AA at body size — nudging one color to #67736F clears it.
Clashing — awkward hue gap — tends to clash (harmony 39/100). 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 #67736F clears AA.
Their CIE76 ΔE is about 10 — very close.
close but visibly different (ΔE 9.8).
Explore each color: White Smoke #EBF9F4 · Ghost White #F5F4FF · Shades: White Smoke shades · Ghost White shades · Contrast checker →