Exploring the Color #0B1E9E

#0B1E9E sits at 232° on the color wheel, placing it in the blue family of the cool half of the spectrum. With 87% 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 11, 30, 158 produces a 12.40:1 contrast ratio against white, which clears WCAG AAA for body text in that pairing.

In RGB space #0B1E9E is a clear variant of CSS navy — about 44 units away from #000080. Designers reach for blue 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