#0092D4 · #5F7FEE
Four independent scores (read the one that fits your goal): Readability 1/100 (fail) · Harmony 100/100 (analogous) · Distinguishable 41/100 (somewhat similar) · Match 24/100 (different). There is no single “good/bad” — a pair can clash for text yet be great for an outfit.
Vivid Cyan and Blue are very different (ΔE 35). They have distinctly different hues (28° apart) and their lightness is different, giving a clear light/dark split.
Vivid Cyan text on Blue: 1.05:1 (Fail); Blue text on Vivid Cyan: 1.05:1 (Fail). Neither meets AA at body size — nudging one color to #002137 clears it.
Analogous — analogous — a recognised, balanced pairing (harmony 100/100). 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 #002137 clears AA.
Their CIE76 ΔE is about 35 — very different.
clearly different colours (ΔE 35).
Explore each color: Vivid Cyan #0092D4 · Blue #5F7FEE · Shades: Vivid Cyan shades · Blue shades · Contrast checker →