#509D62 · #81933A
Four independent scores (read the one that fits your goal): Readability 1/100 (fail) · Harmony 35/100 (clashing) · Distinguishable 69/100 (somewhat similar) · Match 42/100 (different). There is no single “good/bad” — a pair can clash for text yet be great for an outfit.
Jade and Moss are a clear pair (ΔE 27). They have distinctly different hues (62° apart) and their lightness is similar, so they read as two same-weight colours.
Jade text on Moss: 1.03:1 (Fail); Moss text on Jade: 1.03:1 (Fail). Neither meets AA at body size — nudging one color to #002C0D clears it.
Clashing — awkward hue gap — tends to clash (harmony 35/100). This is about how they look together (clothing, interiors, branding), independent of text contrast.
Not at body size — the best direction is only 1.0:1, below the 4.5:1 minimum. Nudging one colour to #002C0D clears AA.
Their CIE76 ΔE is about 27 — a clear pair.
clearly different colours (ΔE 27).
Explore each color: Jade #509D62 · Moss #81933A · Shades: Jade shades · Moss shades · Contrast checker →