#D3CCFC · #D3D8A6
Four independent scores (read the one that fits your goal): Readability 0/100 (fail) · Harmony 100/100 (complementary) · Distinguishable 57/100 (somewhat similar) · Match 0/100 (different). There is no single “good/bad” — a pair can clash for text yet be great for an outfit.
Periwinkle and Fog are very different (ΔE 52). They have near-opposite hues (177° apart) and their lightness is similar, so they read as two same-weight colours.
Periwinkle text on Fog: 1.02:1 (Fail); Fog text on Periwinkle: 1.02:1 (Fail). Neither meets AA at body size — nudging one color to #5E5680 clears it.
Complementary — complementary — a recognised, balanced pairing (harmony 100/100). 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 #5E5680 clears AA.
Their CIE76 ΔE is about 52 — very different.
clearly different colours (ΔE 52).
Explore each color: Periwinkle #D3CCFC · Fog #D3D8A6 · Shades: Periwinkle shades · Fog shades · Contrast checker →