#5BB6D7 · #DD9475
Four independent scores (read the one that fits your goal): Readability 1/100 (fail) · Harmony 100/100 (complementary) · Distinguishable 100/100 (easy to tell apart) · Match 0/100 (different). There is no single “good/bad” — a pair can clash for text yet be great for an outfit.
Cyan and BuffedCopper are very different (ΔE 67). They have near-opposite hues (178° apart) and their lightness is similar, so they read as two same-weight colours.
Cyan text on BuffedCopper: 1.06:1 (Fail); BuffedCopper text on Cyan: 1.06:1 (Fail). Neither meets AA at body size — nudging one color to #004155 clears it.
Complementary — complementary — 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 #004155 clears AA.
Their CIE76 ΔE is about 67 — very different.
clearly different colours (ΔE 67).
Explore each color: Cyan #5BB6D7 · BuffedCopper #DD9475 · Shades: Cyan shades · BuffedCopper shades · Contrast checker →