#DED0EB · #E9CDDF
Four independent scores (read the one that fits your goal): Readability 0/100 (fail) · Harmony 65/100 (analogous (soft)) · Distinguishable 28/100 (hard to tell apart) · Match 85/100 (close). There is no single “good/bad” — a pair can clash for text yet be great for an outfit.
Periwinkle and Light Gray are very close (ΔE 7). They have distinctly different hues (50° apart) and their lightness is similar, so they read as two same-weight colours.
Periwinkle text on Light Gray: 1.00:1 (Fail); Light Gray text on Periwinkle: 1.00:1 (Fail). Neither meets AA at body size — nudging one color to #64586F clears it.
Analogous (soft) — workable but not a textbook harmony (harmony 65/100). 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 #64586F clears AA.
Their CIE76 ΔE is about 7 — very close.
close but visibly different (ΔE 6.9).
Explore each color: Periwinkle #DED0EB · Light Gray #E9CDDF · Shades: Periwinkle shades · Light Gray shades · Contrast checker →