#008AA4 · #0180D1
Four independent scores (read the one that fits your goal): Readability 1/100 (fail) · Harmony 76/100 (analogous) · Distinguishable 33/100 (hard to tell apart) · Match 22/100 (different). There is no single “good/bad” — a pair can clash for text yet be great for an outfit.
Dark Cyan and Vivid Cyan are very different (ΔE 35). They have closely related hues (14° apart) and their lightness is similar, so they read as two same-weight colours.
Dark Cyan text on Vivid Cyan: 1.03:1 (Fail); Vivid Cyan text on Dark Cyan: 1.03:1 (Fail). Neither meets AA at body size — nudging one color to #00131A clears it.
Analogous — analogous — a recognised, balanced pairing (harmony 76/100). 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 #00131A clears AA.
Their CIE76 ΔE is about 35 — very different.
clearly different colours (ΔE 35).
Explore each color: Dark Cyan #008AA4 · Vivid Cyan #0180D1 · Shades: Dark Cyan shades · Vivid Cyan shades · Contrast checker →