Exploring the Color #0F2151

#0F2151 sits at 224° on the color wheel, placing it in the azure family of the cool half of the spectrum. With 69% saturation and 19% lightness, it reads as a richly saturated, deep tone — a weighted, dramatic presence with deep undertones. Its RGB mix of 15, 33, 81 produces a 15.48:1 contrast ratio against white, which clears WCAG AAA for body text in that pairing.

In RGB space #0F2151 is a clear variant of CSS navy — about 59 units away from #000080. Designers reach for azure hues at this saturation when the brief calls for a conversational, mid-energy register, and at this lightness when they want weight, depth, and grounded contrast. On screen the cool cast tends to pair best with warm neutrals in the 25°-45° range to add life.

Darkening Shades

Lightening Shades