#2C3B5C · #FFFFFF
Four independent scores (read the one that fits your goal): Readability 86/100 (aaa) · Harmony 88/100 (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.
Charcoal and White are very different (ΔE 78). They have distinctly different hues (139° apart) and their lightness is different, giving a clear light/dark split.
Charcoal text on White: 11.13:1 (AAA); White text on Charcoal: 11.13:1 (AAA). Both directions meet WCAG AA.
Split-complementary — split-complementary — a recognised, balanced pairing (harmony 88/100). This is about how they look together (clothing, interiors, branding), independent of text contrast.
Yes — 11.1:1, which meets WCAG AA.
Their CIE76 ΔE is about 78 — very different.
clearly different colours (ΔE 78).
Explore each color: Charcoal #2C3B5C · White #FFFFFF · Shades: Charcoal shades · White shades · Contrast checker →