Lime Green (#32CD32) is a light, moderately saturated green hue. Lime green is bright and fresh, used for eco, success and go states.
In RGB it is made of 50 red, 205 green and 50 blue. Its HSL hue angle is 120° with 61% saturation and 50% lightness, while its perceptual OKLCH lightness is 74% with a chroma of 0.229. For print, a starting CMYK mix is 76% cyan, 0% magenta, 76% yellow and 20% black.
As a text color on white, Lime Green has a contrast ratio of 2.12:1, which fails WCAG AA even for large text. On black it reaches 9.91:1 and passes AA for normal text. If you use Lime Green as a background, put black (or very dark) text on it. The APCA lightness contrast is Lc 63 for black text and Lc -46 for white text.
Its perceptual complement is #EC6EFD, close to orchid. Colors that look most similar are kelly green, emerald, pistachio. People with red-green color blindness see lime green quite differently (ΔE 16), so do not rely on it alone to signal meaning.