Exploring the Color #0A739D

#0A739D sits at 197° on the color wheel, placing it in the azure family of the cool half of the spectrum. With 88% saturation and 33% lightness, it reads as a fully saturated, shadowed tone — a balanced mid-energy presence that sits comfortably alongside other UI tones. Its RGB mix of 10, 115, 157 produces a 5.31:1 contrast ratio against white, which clears WCAG AA for body text in that pairing.

In RGB space #0A739D is a clear variant of CSS teal — about 33 units away from #008080. Designers reach for azure hues at this saturation when the brief calls for bold, immediate signal, 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