#2B3D61 · #5C2F2D
Four independent scores (read the one that fits your goal): Readability 0/100 (fail) · Harmony 94/100 (split-complementary) · Distinguishable 80/100 (easy to tell apart) · Match 18/100 (different). There is no single “good/bad” — a pair can clash for text yet be great for an outfit.
Charcoal and Wine are very different (ΔE 37). They have distinctly different hues (143° apart) and their lightness is similar, so they read as two same-weight colours.
Charcoal text on Wine: 1.02:1 (Fail); Wine text on Charcoal: 1.02:1 (Fail). Neither meets AA at body size — nudging one color to #90A6D0 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 1.0:1, below the 4.5:1 minimum. Nudging one colour to #90A6D0 clears AA.
Their CIE76 ΔE is about 37 — very different.
clearly different colours (ΔE 37).
Explore each color: Charcoal #2B3D61 · Wine #5C2F2D · Shades: Charcoal shades · Wine shades · Contrast checker →