#C7E5C2 · #C8DCFF
Four independent scores (read the one that fits your goal): Readability 0/100 (fail) · Harmony 86/100 (triadic) · Distinguishable 47/100 (somewhat similar) · Match 18/100 (different). There is no single “good/bad” — a pair can clash for text yet be great for an outfit.
Bone and Periwinkle are very different (ΔE 37). They have distinctly different hues (107° apart) and their lightness is similar, so they read as two same-weight colours.
Bone text on Periwinkle: 1.02:1 (Fail); Periwinkle text on Bone: 1.02:1 (Fail). Neither meets AA at body size — nudging one color to #4D6749 clears it.
Triadic — triadic — a recognised, balanced pairing (harmony 86/100). 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 #4D6749 clears AA.
Their CIE76 ΔE is about 37 — very different.
clearly different colours (ΔE 37).
Explore each color: Bone #C7E5C2 · Periwinkle #C8DCFF · Shades: Bone shades · Periwinkle shades · Contrast checker →