Exploring the Color #51707D

#51707D sits at 198° on the color wheel, placing it in the azure family of the cool half of the spectrum. With 21% saturation and 40% 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 81, 112, 125 produces a 5.30:1 contrast ratio against white, which clears WCAG AA for body text in that pairing.

In RGB space #51707D is a clear variant of CSS dim gray — about 32 units away from #696969. Designers reach for azure 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