Exploring the Color #81E7B0

#81E7B0 sits at 148° on the color wheel, placing it in the spring green family of the cool half of the spectrum. With 68% saturation and 71% lightness, it reads as a richly saturated, light tone — a balanced mid-energy presence that sits comfortably alongside other UI tones. Its RGB mix of 129, 231, 176 produces a 13.99:1 contrast ratio against black, which clears WCAG AAA for body text in that pairing.

In RGB space #81E7B0 is a distant relative of CSS sky blue — about 64 units away from #87CEEB. Designers reach for spring green hues at this saturation when the brief calls for a conversational, mid-energy register, and at this lightness when they want lift, air, and gentle emphasis. On screen the cool cast tends to pair best with warm neutrals in the 25°-45° range to add life.

Darkening Shades

Lightening Shades