Exploring the Color #311D5D

#311D5D sits at 259° on the color wheel, placing it in the violet family of the cool half of the spectrum. With 52% saturation and 24% 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 49, 29, 93 produces a 14.34:1 contrast ratio against white, which clears WCAG AAA for body text in that pairing.

In RGB space #311D5D is a clear variant of CSS indigo — about 54 units away from #4B0082. Designers reach for violet 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