ColourPilot

Charcoal

Hex Code #213931

Color Analysis Summary

Color #213931, historically referred to as Charcoal, is a beautifully balanced color tone. Mathematically, in the RGB (Red, Green, Blue) spectrum, this color is formulated by mixing 13% red, 22% green, and 19% blue. These digital components translate to exact numerical values of Red: 33, Green: 57, and Blue: 49. In terms of web formatting, this exact tone is declared in stylesheets using the hex code #213931. For designers working with cylindrical coordinates, its HSL values are mapped to a hue angle of 160°, a saturation of 27%, and a lightness index of 18%. In the HSV (Hue, Saturation, Value) model, it retains a brightness value of 22%. Because of its specific lightness, this tone offers distinct visual contrast properties. Incorporating #213931 into your UI layout is highly recommended for building visual hierarchy, either as a primary brand marker or a subtle secondary accent. When paired with its programmatic complement or analogous siblings, it creates a highly professional and accessible color scheme.

Color Code Formats

RGB (Red, Green, Blue)33, 57, 49
HSL (Hue, Sat, Lightness)160°, 27%, 18%
HSV (Hue, Sat, Value)160°, 42%, 22%
CSS Valuergb(33, 57, 49)

WCAG 2.1 Contrast & Accessibility Check

On White Background12.39:1
AA Normal Text (4.5:1)PASS
AA Large Text (3.0:1)PASS
AAA Normal Text (7.0:1)PASS
AAA Large Text (4.5:1)PASS
On Black Background1.69:1
AA Normal Text (4.5:1)FAIL
AA Large Text (3.0:1)FAIL
AAA Normal Text (7.0:1)FAIL
AAA Large Text (4.5:1)FAIL

Color Harmonies

Complementary Harmony

Analogous Harmony

Triadic Harmony

Monochromatic Harmony

Shades of Charcoal

Tints of Charcoal