ColourPilot

Slate Blue

Hex Code #644AE3

Color Analysis Summary

Color #644AE3, historically referred to as Slate Blue, is a beautifully balanced color tone. Mathematically, in the RGB (Red, Green, Blue) spectrum, this color is formulated by mixing 39% red, 29% green, and 89% blue. These digital components translate to exact numerical values of Red: 100, Green: 74, and Blue: 227. In terms of web formatting, this exact tone is declared in stylesheets using the hex code #644AE3. For designers working with cylindrical coordinates, its HSL values are mapped to a hue angle of 250°, a saturation of 73%, and a lightness index of 59%. In the HSV (Hue, Saturation, Value) model, it retains a brightness value of 89%. Because of its specific lightness, this tone offers distinct visual contrast properties. Incorporating #644AE3 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)100, 74, 227
HSL (Hue, Sat, Lightness)250°, 73%, 59%
HSV (Hue, Sat, Value)250°, 67%, 89%
CSS Valuergb(100, 74, 227)

WCAG 2.1 Contrast & Accessibility Check

On White Background5.78:1
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
On Black Background3.63:1
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

Color Harmonies

Complementary Harmony

Analogous Harmony

Triadic Harmony

Monochromatic Harmony

Shades of Slate Blue

Tints of Slate Blue