#0BBADC · #5EAEF4
Four independent scores (read the one that fits your goal): Readability 1/100 (fail) · Harmony 93/100 (analogous) · Distinguishable 35/100 (hard to tell apart) · Match 41/100 (different). There is no single “good/bad” — a pair can clash for text yet be great for an outfit.
Vivid Cyan and Vivid Cyan are a clear pair (ΔE 27). They have closely related hues (18° apart) and their lightness is different, giving a clear light/dark split.
Vivid Cyan text on Vivid Cyan: 1.03:1 (Fail); Vivid Cyan text on Vivid Cyan: 1.03:1 (Fail). Neither meets AA at body size — nudging one color to #004453 clears it.
Analogous — analogous — a recognised, balanced pairing (harmony 93/100). 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 #004453 clears AA.
Their CIE76 ΔE is about 27 — a clear pair.
clearly different colours (ΔE 27).
Explore each color: Vivid Cyan #0BBADC · Vivid Cyan #5EAEF4 · Shades: Vivid Cyan shades · Vivid Cyan shades · Contrast checker →