#CCCEF2 · #EFC8B8
Four independent scores (read the one that fits your goal): Readability 0/100 (fail) · Harmony 91/100 (split-complementary) · Distinguishable 68/100 (somewhat similar) · Match 31/100 (different). There is no single “good/bad” — a pair can clash for text yet be great for an outfit.
Periwinkle and Soft Pink are very different (ΔE 31). They have distinctly different hues (141° apart) and their lightness is similar, so they read as two same-weight colours.
Periwinkle text on Soft Pink: 1.00:1 (Fail); Soft Pink text on Periwinkle: 1.00:1 (Fail). Neither meets AA at body size — nudging one color to #565776 clears it.
Split-complementary — split-complementary — a recognised, balanced pairing (harmony 91/100). 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 #565776 clears AA.
Their CIE76 ΔE is about 31 — very different.
clearly different colours (ΔE 31).
Explore each color: Periwinkle #CCCEF2 · Soft Pink #EFC8B8 · Shades: Periwinkle shades · Soft Pink shades · Contrast checker →