#7A64DF · #C55700
Four independent scores (read the one that fits your goal): Readability 0/100 (fail) · Harmony 87/100 (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.
Medium Slate Blue and Burnt Orange are very different (ΔE 120). They have distinctly different hues (136° apart) and their lightness is different, giving a clear light/dark split.
Medium Slate Blue text on Burnt Orange: 1.00:1 (Fail); Burnt Orange text on Medium Slate Blue: 1.00:1 (Fail). Neither meets AA at body size — nudging one color to #0B002D clears it.
Split-complementary — split-complementary — a recognised, balanced pairing (harmony 87/100). 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 #0B002D clears AA.
Their CIE76 ΔE is about 120 — very different.
clearly different colours (ΔE 120).
Explore each color: Medium Slate Blue #7A64DF · Burnt Orange #C55700 · Shades: Medium Slate Blue shades · Burnt Orange shades · Contrast checker →