#111111 · #D6DE01
Four independent scores (read the one that fits your goal): Readability 88/100 (aaa) · Harmony 40/100 (clashing) · 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 Vivid Lime are very different (ΔE 119). They have distinctly different hues (62° apart) and their lightness is different, giving a clear light/dark split.
DreamlessSleep text on Vivid Lime: 12.87:1 (AAA); Vivid Lime text on DreamlessSleep: 12.87:1 (AAA). Both directions meet WCAG AA.
Clashing — awkward hue gap — tends to clash (harmony 40/100). This is about how they look together (clothing, interiors, branding), independent of text contrast.
Yes — 12.9:1, which meets WCAG AA.
Their CIE76 ΔE is about 119 — very different.
clearly different colours (ΔE 119).
Explore each color: DreamlessSleep #111111 · Vivid Lime #D6DE01 · Shades: DreamlessSleep shades · Vivid Lime shades · Contrast checker →