#93A40B · #A481EC
Four independent scores (read the one that fits your goal): Readability 2/100 (fail) · Harmony 87/100 (complementary) · Distinguishable 95/100 (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.
Dark Vivid Lime and Light Indigo are very different (ΔE 128). They have near-opposite hues (167° apart) and their lightness is different, giving a clear light/dark split.
Dark Vivid Lime text on Light Indigo: 1.09:1 (Fail); Light Indigo text on Dark Vivid Lime: 1.09:1 (Fail). Neither meets AA at body size — nudging one color to #2A3100 clears it.
Complementary — complementary — a recognised, balanced pairing (harmony 87/100). 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 #2A3100 clears AA.
Their CIE76 ΔE is about 128 — very different.
clearly different colours (ΔE 128).
Explore each color: Dark Vivid Lime #93A40B · Light Indigo #A481EC · Shades: Dark Vivid Lime shades · Light Indigo shades · Contrast checker →