Exploring the Color #3F3F61

#3F3F61 sits at 240° on the color wheel, placing it in the blue family of the cool half of the spectrum. With 21% saturation and 31% lightness, it reads as a softly muted, shadowed tone — a balanced mid-energy presence that sits comfortably alongside other UI tones. Its RGB mix of 63, 63, 97 produces a 10.02:1 contrast ratio against white, which clears WCAG AAA for body text in that pairing.

In RGB space #3F3F61 is a clear variant of CSS dim gray — about 60 units away from #696969. Designers reach for blue hues at this saturation when the brief calls for restraint and atmosphere, 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