#D6CCEA · #E7CCB6
Four independent scores (read the one that fits your goal): Readability 0/100 (fail) · Harmony 96/100 (triadic) · Distinguishable 54/100 (somewhat similar) · Match 38/100 (different). There is no single “good/bad” — a pair can clash for text yet be great for an outfit.
Periwinkle and Fog are a clear pair (ΔE 28). They have distinctly different hues (127° apart) and their lightness is similar, so they read as two same-weight colours.
Periwinkle text on Fog: 1.00:1 (Fail); Fog text on Periwinkle: 1.00:1 (Fail). Neither meets AA at body size — nudging one color to #5E566F clears it.
Triadic — triadic — a recognised, balanced pairing (harmony 96/100). 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 #5E566F clears AA.
Their CIE76 ΔE is about 28 — a clear pair.
clearly different colours (ΔE 28).
Explore each color: Periwinkle #D6CCEA · Fog #E7CCB6 · Shades: Periwinkle shades · Fog shades · Contrast checker →