#111111 · #2DB099
Four independent scores (read the one that fits your goal): Readability 80/100 (aa) · Harmony 93/100 (complementary) · Distinguishable 94/100 (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 Light Sea Green are very different (ΔE 72). They have near-opposite hues (169° apart) and their lightness is different, giving a clear light/dark split.
DreamlessSleep text on Light Sea Green: 7.00:1 (AA); Light Sea Green text on DreamlessSleep: 7.00:1 (AA). Both directions meet WCAG AA.
Complementary — complementary — a recognised, balanced pairing (harmony 93/100). This is about how they look together (clothing, interiors, branding), independent of text contrast.
Yes — 7.0:1, which meets WCAG AA.
Their CIE76 ΔE is about 72 — very different.
clearly different colours (ΔE 72).
Explore each color: DreamlessSleep #111111 · Light Sea Green #2DB099 · Shades: DreamlessSleep shades · Light Sea Green shades · Contrast checker →