#64D4A7 · #99CD7B
Four independent scores (read the one that fits your goal): Readability 0/100 (fail) · Harmony 45/100 (analogous (soft)) · Distinguishable 66/100 (somewhat similar) · Match 44/100 (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 25). They have distinctly different hues (58° apart) and their lightness is similar, so they read as two same-weight colours.
Eucalyptus text on Green: 1.01:1 (Fail); Green text on Eucalyptus: 1.01:1 (Fail). Neither meets AA at body size — nudging one color to #00593E clears it.
Analogous (soft) — workable but not a textbook harmony (harmony 45/100). 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 #00593E clears AA.
Their CIE76 ΔE is about 25 — a clear pair.
clearly different colours (ΔE 25).
Explore each color: Eucalyptus #64D4A7 · Green #99CD7B · Shades: Eucalyptus shades · Green shades · Contrast checker →