#166DE9
A medium, vivid blue closely aligning with Royalblue.
About #166DE9
The precise color #166DE9 is an excellent choice for modern design projects. It is closely associated with the named CSS color Royalblue. Its digital footprint relies on 22 parts red, 109 parts green, and 233 parts blue light.
While screens use RGB, printing presses rely on Cyan, Magenta, Yellow, and Key (black). The color uses 91% Cyan, 53% Magenta, 0% Yellow, and 9% Black. This makes it a relatively light color when applied to physical surfaces.
Web Content Accessibility Guidelines (WCAG) dictate how we should use this color. To prevent eye strain, #FFFFFF text pairs best with this hex code. Always test your color combinations using a contrast checker before publishing.
Color Space Conversions
HEX#166DE9
RGB22, 109, 233
HSL215.3°, 82.7%, 50.0%
CMYK91%, 53%, 0%, 9%
HSV215.3°, 90.6%, 91.4%
LAB48.2, 23.0, -69.2
XYZ20.5, 17.0, 79.3
Decimal1469929
Color Harmonies
Tints, Shades & Tones
Tints (Adding White)
Shades (Adding Black)
WCAG Contrast Accessibility
4.77:1
Text on #FFFFFF
AA
4.40:1
Text on #000000
AA Large
4.56:1
Text on #F8FAFC
AA
3.74:1
Text on #0F172A
AA Large
CSS Implementation
.bg-color {
background-color: #166DE9;
}
.text-color {
color: #166DE9;
}
.border-color {
border: 2px solid #166DE9;
}