Exploring the Color #866DC4

#866DC4 sits at 257° on the color wheel, placing it in the violet family of the cool half of the spectrum. With 42% saturation and 60% lightness, it reads as a moderately saturated, light tone — a balanced mid-energy presence that sits comfortably alongside other UI tones. Its RGB mix of 134, 109, 196 produces a 5.00:1 contrast ratio against black, which clears WCAG AA for body text in that pairing.

In RGB space #866DC4 is a clear variant of CSS slate blue — about 35 units away from #6A5ACD. 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 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