#D2A7F3 · #FFFFFF
Four independent scores (read the one that fits your goal): Readability 20/100 (fail) · Harmony 43/100 (clashing) · Distinguishable 51/100 (somewhat similar) · Match 0/100 (different). There is no single “good/bad” — a pair can clash for text yet be great for an outfit.
Mauve and White are very different (ΔE 50). They have distinctly different hues (86° apart) and their lightness is similar, so they read as two same-weight colours.
Mauve text on White: 1.99:1 (Fail); White text on Mauve: 1.99:1 (Fail). Neither meets AA at body size — nudging one color to #8F66AC clears it.
Clashing — awkward hue gap — tends to clash (harmony 43/100). This is about how they look together (clothing, interiors, branding), independent of text contrast.
Not at body size — the best direction is only 2.0:1, below the 4.5:1 minimum. Nudging one colour to #8F66AC clears AA.
Their CIE76 ΔE is about 50 — very different.
clearly different colours (ΔE 50).
Explore each color: Mauve #D2A7F3 · White #FFFFFF · Shades: Mauve shades · White shades · Contrast checker →