Exploring the Color #90A1B0

#90A1B0 sits at 208° on the color wheel, placing it in the azure family of the cool half of the spectrum. With 17% saturation and 63% lightness, it reads as a heavily muted, light tone — a balanced mid-energy presence that sits comfortably alongside other UI tones. Its RGB mix of 144, 161, 176 produces a 7.91:1 contrast ratio against black, which clears WCAG AAA for body text in that pairing.

In RGB space #90A1B0 is a clear variant of CSS rosy brown — about 58 units away from #BC8F8F. 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