#5CD09A · #99C76A
Four independent scores (read the one that fits your goal): Readability 0/100 (fail) · Harmony 34/100 (clashing) · Distinguishable 72/100 (easy to tell apart) · Match 38/100 (different). There is no single “good/bad” — a pair can clash for text yet be great for an outfit.
Eucalyptus and Green are a clear pair (ΔE 28). They have distinctly different hues (62° apart) and their lightness is similar, so they read as two same-weight colours.
Eucalyptus text on Green: 1.02:1 (Fail); Green text on Eucalyptus: 1.02:1 (Fail). Neither meets AA at body size — nudging one color to #005636 clears it.
Clashing — awkward hue gap — tends to clash (harmony 34/100). 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 #005636 clears AA.
Their CIE76 ΔE is about 28 — a clear pair.
clearly different colours (ΔE 28).
Explore each color: Eucalyptus #5CD09A · Green #99C76A · Shades: Eucalyptus shades · Green shades · Contrast checker →