Exploring the Color #78C18E

#78C18E sits at 138° on the color wheel, placing it in the spring green family of the cool half of the spectrum. With 37% saturation and 61% lightness, it reads as a softly muted, light tone — a balanced mid-energy presence that sits comfortably alongside other UI tones. Its RGB mix of 120, 193, 142 produces a 9.82:1 contrast ratio against black, which clears WCAG AAA for body text in that pairing.

In RGB space #78C18E is a distant relative of CSS gray — about 67 units away from #808080. 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 a present, comfortable mid-canvas voice. On screen the cool cast tends to pair best with warm neutrals in the 25°-45° range to add life.

Darkening Shades

Lightening Shades