ColourPilot

Sky Blue

Hex Code #91BFEE

Color Analysis Summary

Color #91BFEE, historically referred to as Sky Blue, is a beautifully balanced color tone. Mathematically, in the RGB (Red, Green, Blue) spectrum, this color is formulated by mixing 57% red, 75% green, and 93% blue. These digital components translate to exact numerical values of Red: 145, Green: 191, and Blue: 238. In terms of web formatting, this exact tone is declared in stylesheets using the hex code #91BFEE. For designers working with cylindrical coordinates, its HSL values are mapped to a hue angle of 210°, a saturation of 73%, and a lightness index of 75%. In the HSV (Hue, Saturation, Value) model, it retains a brightness value of 93%. Because of its specific lightness, this tone offers distinct visual contrast properties. Incorporating #91BFEE 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)145, 191, 238
HSL (Hue, Sat, Lightness)210°, 73%, 75%
HSV (Hue, Sat, Value)210°, 39%, 93%
CSS Valuergb(145, 191, 238)

WCAG 2.1 Contrast & Accessibility Check

On White Background1.93:1
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
On Black Background10.89:1
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

Color Harmonies

Complementary Harmony

Analogous Harmony

Triadic Harmony

Monochromatic Harmony

Shades of Sky Blue

Tints of Sky Blue