#E1C4E3 · #FFFFFF
Four independent scores (read the one that fits your goal): Readability 12/100 (fail) · Harmony 37/100 (clashing) · Distinguishable 47/100 (somewhat similar) · Match 42/100 (different). There is no single “good/bad” — a pair can clash for text yet be great for an outfit.
Thistle and White are a clear pair (ΔE 26). They have distinctly different hues (64° apart) and their lightness is similar, so they read as two same-weight colours.
Thistle text on White: 1.59:1 (Fail); White text on Thistle: 1.59:1 (Fail). Neither meets AA at body size — nudging one color to #896E8A clears it.
Clashing — awkward hue gap — tends to clash (harmony 37/100). This is about how they look together (clothing, interiors, branding), independent of text contrast.
Not at body size — the best direction is only 1.6:1, below the 4.5:1 minimum. Nudging one colour to #896E8A clears AA.
Their CIE76 ΔE is about 26 — a clear pair.
clearly different colours (ΔE 26).
Explore each color: Thistle #E1C4E3 · White #FFFFFF · Shades: Thistle shades · White shades · Contrast checker →