#4FA3D0 · #7898DA
Four independent scores (read the one that fits your goal): Readability 0/100 (fail) · Harmony 89/100 (analogous) · Distinguishable 38/100 (hard to tell apart) · Match 57/100 (different). There is no single “good/bad” — a pair can clash for text yet be great for an outfit.
Cyan and Cornflower Blue are a clear pair (ΔE 19). They have closely related hues (19° apart) and their lightness is similar, so they read as two same-weight colours.
Cyan text on Cornflower Blue: 1.02:1 (Fail); Cornflower Blue text on Cyan: 1.02:1 (Fail). Neither meets AA at body size — nudging one color to #00354E clears it.
Analogous — analogous — a recognised, balanced pairing (harmony 89/100). 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 #00354E clears AA.
Their CIE76 ΔE is about 19 — a clear pair.
clearly different colours (ΔE 19).
Explore each color: Cyan #4FA3D0 · Cornflower Blue #7898DA · Shades: Cyan shades · Cornflower Blue shades · Contrast checker →