#86C170 · #FFFFFF
Four independent scores (read the one that fits your goal): Readability 23/100 (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.
Emerald and White are very different (ΔE 56). They have distinctly different hues (104° apart) and their lightness is different, giving a clear light/dark split.
Emerald text on White: 2.13:1 (Fail); White text on Emerald: 2.13:1 (Fail). Neither meets AA at body size — nudging one color to #4C8435 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 2.1:1, below the 4.5:1 minimum. Nudging one colour to #4C8435 clears AA.
Their CIE76 ΔE is about 56 — very different.
clearly different colours (ΔE 56).
Explore each color: Emerald #86C170 · White #FFFFFF · Shades: Emerald shades · White shades · Contrast checker →