#08202D · #FFFFFF
Four independent scores (read the one that fits your goal): Readability 94/100 (aaa) · Harmony 92/100 (split-complementary) · Distinguishable 100/100 (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.
Deep Cyan and White are very different (ΔE 90). They have near-opposite hues (159° apart) and their lightness is different, giving a clear light/dark split.
Deep Cyan text on White: 16.74:1 (AAA); White text on Deep Cyan: 16.74:1 (AAA). Both directions meet WCAG AA.
Split-complementary — split-complementary — a recognised, balanced pairing (harmony 92/100). This is about how they look together (clothing, interiors, branding), independent of text contrast.
Yes — 16.7:1, which meets WCAG AA.
Their CIE76 ΔE is about 90 — very different.
clearly different colours (ΔE 90).
Explore each color: Deep Cyan #08202D · White #FFFFFF · Shades: Deep Cyan shades · White shades · Contrast checker →