#BCD4FF · #F8CC79
Four independent scores (read the one that fits your goal): Readability 0/100 (fail) · Harmony 100/100 (complementary) · Distinguishable 95/100 (easy to tell apart) · Match 0/100 (different). There is no single “good/bad” — a pair can clash for text yet be great for an outfit.
Periwinkle and Caramel are very different (ΔE 71). They have near-opposite hues (179° apart) and their lightness is similar, so they read as two same-weight colours.
Periwinkle text on Caramel: 1.01:1 (Fail); Caramel text on Periwinkle: 1.01:1 (Fail). Neither meets AA at body size — nudging one color to #475B81 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 #475B81 clears AA.
Their CIE76 ΔE is about 71 — very different.
clearly different colours (ΔE 71).
Explore each color: Periwinkle #BCD4FF · Caramel #F8CC79 · Shades: Periwinkle shades · Caramel shades · Contrast checker →