#111111 · #121D35
Four independent scores (read the one that fits your goal): Readability 3/100 (fail) · Harmony 88/100 (split-complementary) · Distinguishable 48/100 (somewhat similar) · Match 59/100 (different). There is no single “good/bad” — a pair can clash for text yet be great for an outfit.
DreamlessSleep and Deep Blue are a clear pair (ΔE 19). They have distinctly different hues (139° apart) and their lightness is similar, so they read as two same-weight colours.
DreamlessSleep text on Deep Blue: 1.13:1 (Fail); Deep Blue text on DreamlessSleep: 1.13:1 (Fail). Neither meets AA at body size — nudging one color to #858584 clears it.
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.
Not at body size — the best direction is only 1.1:1, below the 4.5:1 minimum. Nudging one colour to #858584 clears AA.
Their CIE76 ΔE is about 19 — a clear pair.
clearly different colours (ΔE 19).
Explore each color: DreamlessSleep #111111 · Deep Blue #121D35 · Shades: DreamlessSleep shades · Deep Blue shades · Contrast checker →