ColourPilot

Indigo

Hex Code #510D73

Color Analysis Summary

Color #510D73, historically referred to as Indigo, is a beautifully balanced color tone. Mathematically, in the RGB (Red, Green, Blue) spectrum, this color is formulated by mixing 32% red, 5% green, and 45% blue. These digital components translate to exact numerical values of Red: 81, Green: 13, and Blue: 115. In terms of web formatting, this exact tone is declared in stylesheets using the hex code #510D73. For designers working with cylindrical coordinates, its HSL values are mapped to a hue angle of 280°, a saturation of 80%, and a lightness index of 25%. In the HSV (Hue, Saturation, Value) model, it retains a brightness value of 45%. Because of its specific lightness, this tone offers distinct visual contrast properties. Incorporating #510D73 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)81, 13, 115
HSL (Hue, Sat, Lightness)280°, 80%, 25%
HSV (Hue, Sat, Value)280°, 89%, 45%
CSS Valuergb(81, 13, 115)

WCAG 2.1 Contrast & Accessibility Check

On White Background12.69:1
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 Background1.65:1
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 Indigo

Tints of Indigo