ColourPilot

Steel Blue

Hex Code #3D8599

Color Analysis Summary

Color #3D8599, historically referred to as Steel Blue, is a beautifully balanced color tone. Mathematically, in the RGB (Red, Green, Blue) spectrum, this color is formulated by mixing 24% red, 52% green, and 60% blue. These digital components translate to exact numerical values of Red: 61, Green: 133, and Blue: 153. In terms of web formatting, this exact tone is declared in stylesheets using the hex code #3D8599. For designers working with cylindrical coordinates, its HSL values are mapped to a hue angle of 193°, a saturation of 43%, and a lightness index of 42%. In the HSV (Hue, Saturation, Value) model, it retains a brightness value of 60%. Because of its specific lightness, this tone offers distinct visual contrast properties. Incorporating #3D8599 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)61, 133, 153
HSL (Hue, Sat, Lightness)193°, 43%, 42%
HSV (Hue, Sat, Value)193°, 60%, 60%
CSS Valuergb(61, 133, 153)

WCAG 2.1 Contrast & Accessibility Check

On White Background4.19:1
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 Background5.01:1
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 Steel Blue

Tints of Steel Blue