#A16F31 · #AD654C
Four independent scores (read the one that fits your goal): Readability 0/100 (fail) · Harmony 86/100 (analogous) · Distinguishable 17/100 (hard to tell apart) · Match 57/100 (different). There is no single “good/bad” — a pair can clash for text yet be great for an outfit.
Copper and RedCent are a clear pair (ΔE 20). They have closely related hues (18° apart) and their lightness is similar, so they read as two same-weight colours.
Copper text on RedCent: 1.02:1 (Fail); RedCent text on Copper: 1.02:1 (Fail). Neither meets AA at body size — nudging one color to #160400 clears it.
Analogous — analogous — a recognised, balanced pairing (harmony 86/100). 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 #160400 clears AA.
Their CIE76 ΔE is about 20 — a clear pair.
clearly different colours (ΔE 20).
Explore each color: Copper #A16F31 · RedCent #AD654C · Shades: Copper shades · RedCent shades · Contrast checker →