#A2E1B6 · #C3DA9A
Four independent scores (read the one that fits your goal): Readability 0/100 (fail) · Harmony 46/100 (analogous (soft)) · Distinguishable 53/100 (somewhat similar) · Match 61/100 (different). There is no single “good/bad” — a pair can clash for text yet be great for an outfit.
Seafoam and Light Green are a clear pair (ΔE 18). They have distinctly different hues (57° apart) and their lightness is similar, so they read as two same-weight colours.
Seafoam text on Light Green: 1.01:1 (Fail); Light Green text on Seafoam: 1.01:1 (Fail). Neither meets AA at body size — nudging one color to #286641 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 #286641 clears AA.
Their CIE76 ΔE is about 18 — a clear pair.
clearly different colours (ΔE 18).
Explore each color: Seafoam #A2E1B6 · Light Green #C3DA9A · Shades: Seafoam shades · Light Green shades · Contrast checker →