#5EAF63 · #97A331
Four independent scores (read the one that fits your goal): Readability 0/100 (fail) · Harmony 46/100 (analogous (soft)) · Distinguishable 77/100 (easy to tell apart) · Match 30/100 (different). There is no single “good/bad” — a pair can clash for text yet be great for an outfit.
Medium Sea Green and Lime are very different (ΔE 32). They have distinctly different hues (57° apart) and their lightness is similar, so they read as two same-weight colours.
Medium Sea Green text on Lime: 1.02:1 (Fail); Lime text on Medium Sea Green: 1.02:1 (Fail). Neither meets AA at body size — nudging one color to #003D09 clears it.
Analogous (soft) — workable but not a textbook harmony (harmony 46/100). 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 #003D09 clears AA.
Their CIE76 ΔE is about 32 — very different.
clearly different colours (ΔE 32).
Explore each color: Medium Sea Green #5EAF63 · Lime #97A331 · Shades: Medium Sea Green shades · Lime shades · Contrast checker →