#ACE1AF · #FFFFFF
Four independent scores (read the one that fits your goal): Readability 10/100 (fail) · Harmony 100/100 (triadic) · Distinguishable 61/100 (somewhat similar) · Match 21/100 (different). There is no single “good/bad” — a pair can clash for text yet be great for an outfit.
Celadon and White are very different (ΔE 36). They have distinctly different hues (123° apart) and their lightness is different, giving a clear light/dark split.
Celadon text on White: 1.48:1 (Fail); White text on Celadon: 1.48:1 (Fail). Neither meets AA at body size — nudging one color to #508255 clears it.
Triadic — triadic — a recognised, balanced pairing (harmony 100/100). This is about how they look together (clothing, interiors, branding), independent of text contrast.
Not at body size — the best direction is only 1.5:1, below the 4.5:1 minimum. Nudging one colour to #508255 clears AA.
Their CIE76 ΔE is about 36 — very different.
clearly different colours (ΔE 36).
Explore each color: Celadon #ACE1AF · White #FFFFFF · Shades: Celadon shades · White shades · Contrast checker →