#091C3B · #111111
Four independent scores (read the one that fits your goal): Readability 2/100 (fail) · Harmony 95/100 (split-complementary) · Distinguishable 53/100 (somewhat similar) · Match 48/100 (different). There is no single “good/bad” — a pair can clash for text yet be great for an outfit.
Deep Blue and DreamlessSleep are a clear pair (ΔE 24). They have distinctly different hues (143° apart) and their lightness is similar, so they read as two same-weight colours.
Deep Blue text on DreamlessSleep: 1.12:1 (Fail); DreamlessSleep text on Deep Blue: 1.12:1 (Fail). Neither meets AA at body size — nudging one color to #657DA2 clears it.
Split-complementary — split-complementary — a recognised, balanced pairing (harmony 95/100). 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 #657DA2 clears AA.
Their CIE76 ΔE is about 24 — a clear pair.
clearly different colours (ΔE 24).
Explore each color: Deep Blue #091C3B · DreamlessSleep #111111 · Shades: Deep Blue shades · DreamlessSleep shades · Contrast checker →