Exploring the Color #40666C

#40666C sits at 188° on the color wheel, placing it in the cyan family of the cool half of the spectrum. With 26% saturation and 34% 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 64, 102, 108 produces a 6.30:1 contrast ratio against white, which clears WCAG AA for body text in that pairing.

In RGB space #40666C is a clear variant of CSS dim gray — about 41 units away from #696969. Designers reach for cyan 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