#111111 · #3681C0
Four independent scores (read the one that fits your goal): Readability 60/100 (aa) · Harmony 100/100 (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.
DreamlessSleep and Steel Blue are very different (ΔE 62). They have near-opposite hues (153° apart) and their lightness is different, giving a clear light/dark split.
DreamlessSleep text on Steel Blue: 4.55:1 (AA); Steel Blue text on DreamlessSleep: 4.55:1 (AA). Both directions meet WCAG AA.
Split-complementary — split-complementary — a recognised, balanced pairing (harmony 100/100). This is about how they look together (clothing, interiors, branding), independent of text contrast.
Yes — 4.5:1, which meets WCAG AA.
Their CIE76 ΔE is about 62 — very different.
clearly different colours (ΔE 62).
Explore each color: DreamlessSleep #111111 · Steel Blue #3681C0 · Shades: DreamlessSleep shades · Steel Blue shades · Contrast checker →