ColourPilot

Cadet Blue

Hex Code #558C8D

Color Analysis Summary

Color #558C8D, historically referred to as Cadet Blue, is a beautifully balanced color tone. Mathematically, in the RGB (Red, Green, Blue) spectrum, this color is formulated by mixing 33% red, 55% green, and 55% blue. These digital components translate to exact numerical values of Red: 85, Green: 140, and Blue: 141. In terms of web formatting, this exact tone is declared in stylesheets using the hex code #558C8D. For designers working with cylindrical coordinates, its HSL values are mapped to a hue angle of 181°, a saturation of 25%, and a lightness index of 44%. In the HSV (Hue, Saturation, Value) model, it retains a brightness value of 55%. Because of its specific lightness, this tone offers distinct visual contrast properties. Incorporating #558C8D 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)85, 140, 141
HSL (Hue, Sat, Lightness)181°, 25%, 44%
HSV (Hue, Sat, Value)181°, 40%, 55%
CSS Valuergb(85, 140, 141)

WCAG 2.1 Contrast & Accessibility Check

On White Background3.8:1
AA Normal Text (4.5:1)FAIL
AA Large Text (3.0:1)PASS
AAA Normal Text (7.0:1)FAIL
AAA Large Text (4.5:1)FAIL
On Black Background5.52:1
AA Normal Text (4.5:1)PASS
AA Large Text (3.0:1)PASS
AAA Normal Text (7.0:1)FAIL
AAA Large Text (4.5:1)PASS

Color Harmonies

Complementary Harmony

Analogous Harmony

Triadic Harmony

Monochromatic Harmony

Shades of Cadet Blue

Tints of Cadet Blue