#A499F2 · #AEAD42
Four independent scores (read the one that fits your goal): Readability 1/100 (fail) · Harmony 98/100 (complementary) · Distinguishable 90/100 (easy to tell apart) · Match 0/100 (different). There is no single “good/bad” — a pair can clash for text yet be great for an outfit.
Light Blue and Lime are very different (ΔE 104). They have near-opposite hues (172° apart) and their lightness is different, giving a clear light/dark split.
Light Blue text on Lime: 1.05:1 (Fail); Lime text on Light Blue: 1.05:1 (Fail). Neither meets AA at body size — nudging one color to #41307F clears it.
Complementary — complementary — a recognised, balanced pairing (harmony 98/100). This is about how they look together (clothing, interiors, branding), independent of text contrast.
Not at body size — the best direction is only 1.1:1, below the 4.5:1 minimum. Nudging one colour to #41307F clears AA.
Their CIE76 ΔE is about 104 — very different.
clearly different colours (ΔE 104).
Explore each color: Light Blue #A499F2 · Lime #AEAD42 · Shades: Light Blue shades · Lime shades · Contrast checker →