#111111 · #5B498A
Four independent scores (read the one that fits your goal): Readability 30/100 (fail) · Harmony 85/100 (triadic) · Distinguishable 82/100 (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 Dark Slate Blue are very different (ΔE 51). They have distinctly different hues (103° apart) and their lightness is different, giving a clear light/dark split.
DreamlessSleep text on Dark Slate Blue: 2.49:1 (Fail); Dark Slate Blue text on DreamlessSleep: 2.49:1 (Fail). Neither meets AA at body size — nudging one color to #C8C8C8 clears it.
Triadic — triadic — a recognised, balanced pairing (harmony 85/100). This is about how they look together (clothing, interiors, branding), independent of text contrast.
Not at body size — the best direction is only 2.5:1, below the 4.5:1 minimum. Nudging one colour to #C8C8C8 clears AA.
Their CIE76 ΔE is about 51 — very different.
clearly different colours (ΔE 51).
Explore each color: DreamlessSleep #111111 · Dark Slate Blue #5B498A · Shades: DreamlessSleep shades · Dark Slate Blue shades · Contrast checker →