#BCD4FF · #D3CCFB
Four independent scores (read the one that fits your goal): Readability 0/100 (fail) · Harmony 100/100 (analogous) · Distinguishable 32/100 (hard to tell apart) · Match 77/100 (different). There is no single “good/bad” — a pair can clash for text yet be great for an outfit.
Periwinkle and Periwinkle are a clear pair (ΔE 10). They have distinctly different hues (30° apart) and their lightness is similar, so they read as two same-weight colours.
Periwinkle text on Periwinkle: 1.01:1 (Fail); Periwinkle text on Periwinkle: 1.01:1 (Fail). Neither meets AA at body size — nudging one color to #465B7F clears it.
Analogous — analogous — 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 #465B7F clears AA.
Their CIE76 ΔE is about 10 — a clear pair.
clearly different colours (ΔE 10).
Explore each color: Periwinkle #BCD4FF · Periwinkle #D3CCFB · Shades: Periwinkle shades · Periwinkle shades · Contrast checker →