#C1D9E7 · #E7CDD6
Four independent scores (read the one that fits your goal): Readability 0/100 (fail) · Harmony 84/100 (split-complementary) · Distinguishable 53/100 (somewhat similar) · Match 61/100 (different). There is no single “good/bad” — a pair can clash for text yet be great for an outfit.
Light Blue and Light Gray are a clear pair (ΔE 18). They have distinctly different hues (137° apart) and their lightness is similar, so they read as two same-weight colours.
Light Blue text on Light Gray: 1.02:1 (Fail); Light Gray text on Light Blue: 1.02:1 (Fail). Neither meets AA at body size — nudging one color to #495F6B clears it.
Split-complementary — split-complementary — a recognised, balanced pairing (harmony 84/100). 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 #495F6B clears AA.
Their CIE76 ΔE is about 18 — a clear pair.
clearly different colours (ΔE 18).
Explore each color: Light Blue #C1D9E7 · Light Gray #E7CDD6 · Shades: Light Blue shades · Light Gray shades · Contrast checker →