Exploring the Color #133631

#133631 sits at 171° on the color wheel, placing it in the cyan family of the cool half of the spectrum. With 48% saturation and 14% lightness, it reads as a moderately saturated, deep tone — a near-black anchor suited to grounding heavier compositions. Its RGB mix of 19, 54, 49 produces a 13.13:1 contrast ratio against white, which clears WCAG AAA for body text in that pairing.

In RGB space #133631 is a distant relative of CSS black — about 75 units away from #000000. Designers reach for cyan 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