#9171CC · #B165AE
Four independent scores (read the one that fits your goal): Readability 0/100 (fail) · Harmony 88/100 (analogous) · Distinguishable 56/100 (somewhat similar) · Match 58/100 (different). There is no single “good/bad” — a pair can clash for text yet be great for an outfit.
Medium Purple and Dusty Purple are a clear pair (ΔE 19). They have distinctly different hues (41° apart) and their lightness is similar, so they read as two same-weight colours.
Medium Purple text on Dusty Purple: 1.02:1 (Fail); Dusty Purple text on Medium Purple: 1.02:1 (Fail). Neither meets AA at body size — nudging one color to #26004C clears it.
Analogous — analogous — a recognised, balanced pairing (harmony 88/100). 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 #26004C clears AA.
Their CIE76 ΔE is about 19 — a clear pair.
clearly different colours (ΔE 19).
Explore each color: Medium Purple #9171CC · Dusty Purple #B165AE · Shades: Medium Purple shades · Dusty Purple shades · Contrast checker →