#111111 · #BB9902
Four independent scores (read the one that fits your goal): Readability 79/100 (aa) · Harmony 75/100 (analogous) · 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 Yellow are very different (ΔE 90). They have distinctly different hues (49° apart) and their lightness is different, giving a clear light/dark split.
DreamlessSleep text on Vivid Yellow: 6.90:1 (AA); Vivid Yellow text on DreamlessSleep: 6.90:1 (AA). Both directions meet WCAG AA.
Analogous — analogous — a recognised, balanced pairing (harmony 75/100). This is about how they look together (clothing, interiors, branding), independent of text contrast.
Yes — 6.9:1, which meets WCAG AA.
Their CIE76 ΔE is about 90 — very different.
clearly different colours (ΔE 90).
Explore each color: DreamlessSleep #111111 · Vivid Yellow #BB9902 · Shades: DreamlessSleep shades · Vivid Yellow shades · Contrast checker →