#008F86 · #AB6C1A
Four independent scores (read the one that fits your goal): Readability 2/100 (fail) · Harmony 94/100 (split-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.
Dark Cyan and Copper are very different (ΔE 77). They have distinctly different hues (142° apart) and their lightness is similar, so they read as two same-weight colours.
Dark Cyan text on Copper: 1.08:1 (Fail); Copper text on Dark Cyan: 1.08:1 (Fail). Neither meets AA at body size — nudging one color to #00110E clears it.
Split-complementary — split-complementary — a recognised, balanced pairing (harmony 94/100). 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 #00110E clears AA.
Their CIE76 ΔE is about 77 — very different.
clearly different colours (ΔE 77).
Explore each color: Dark Cyan #008F86 · Copper #AB6C1A · Shades: Dark Cyan shades · Copper shades · Contrast checker →