Exploring the Color #103B1F

#103B1F sits at 141° on the color wheel, placing it in the spring green family of the cool half of the spectrum. With 57% saturation and 15% lightness, it reads as a moderately saturated, deep tone — a balanced mid-energy presence that sits comfortably alongside other UI tones. Its RGB mix of 16, 59, 31 produces a 12.59:1 contrast ratio against white, which clears WCAG AAA for body text in that pairing.

In RGB space #103B1F is a distant relative of CSS black — about 69 units away from #000000. 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 weight, depth, and grounded contrast. On screen the cool cast tends to pair best with warm neutrals in the 25°-45° range to add life.

Darkening Shades

Lightening Shades