#45CD9F · #89C66D
Four independent scores (read the one that fits your goal): Readability 0/100 (fail) · Harmony 43/100 (clashing) · Distinguishable 72/100 (easy to tell apart) · Match 37/100 (different). There is no single “good/bad” — a pair can clash for text yet be great for an outfit.
Eucalyptus and Emerald are a clear pair (ΔE 29). They have distinctly different hues (59° apart) and their lightness is similar, so they read as two same-weight colours.
Eucalyptus text on Emerald: 1.01:1 (Fail); Emerald text on Eucalyptus: 1.01:1 (Fail). Neither meets AA at body size — nudging one color to #00533C clears it.
Clashing — awkward hue gap — tends to clash (harmony 43/100). 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 #00533C clears AA.
Their CIE76 ΔE is about 29 — a clear pair.
clearly different colours (ΔE 29).
Explore each color: Eucalyptus #45CD9F · Emerald #89C66D · Shades: Eucalyptus shades · Emerald shades · Contrast checker →