The main difference between Lime and Forest Green is brightness and saturation: both are green shades, but Lime is lighter and Lime is more saturated. Lime (#00FF00) has an HSL of 120°, 100%, 50%, whereas Forest Green (#228B22) sits at 120°, 61%, 34%.
Lime (#00FF00) is a medium, vivid green with a cool-leaning undertone — it feels balanced, versatile and bright, energetic, eye-catching.
Forest Green (#228B22) is a dark, moderately saturated green with a cool-leaning undertone — it feels rich, serious, substantial and balanced in intensity.
Text legibility depends on the contrast ratio between foreground and background. WCAG 2.1 AA requires at least 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1. Use these numbers to choose accessible combinations for your design.
Each color has a dedicated page with shades, tints, CSS name, pairings, and color psychology.