#666683

A medium, muted blue closely aligning with Slategray.

About #666683

Visually, #666683 is defined as a muted blue. Designers often compare it to the standard color Slategray. Its digital footprint relies on 102 parts red, 102 parts green, and 131 parts blue light.

While screens use RGB, printing presses rely on Cyan, Magenta, Yellow, and Key (black). To reproduce this shade on paper, a printer utilizes 22% cyan and 22% magenta inks. The HSL representation is 240.0° hue, 12.4% saturation, and 45.7% lightness.

Contrast ratios determine whether this color is safe for typography. Mathematical luminance calculations suggest that #FFFFFF text provides the most optimal reading experience. Always test your color combinations using a contrast checker before publishing.

Color Space Conversions

HEX#666683
RGB102, 102, 131
HSL240.0°, 12.4%, 45.7%
CMYK22%, 22%, 0%, 49%
HSV240.0°, 22.1%, 51.4%
LAB44.2, 6.7, -16.1
XYZ14.3, 14.0, 23.4
Decimal6710915

Color Harmonies

Complementary

Analogous

Triadic

Tints, Shades & Tones

Tints (Adding White)

Shades (Adding Black)

WCAG Contrast Accessibility

5.54:1
Text on #FFFFFF
AA
3.79:1
Text on #000000
AA Large
5.29:1
Text on #F8FAFC
AA
3.22:1
Text on #0F172A
AA Large

CSS Implementation

.bg-color { background-color: #666683; }
.text-color { color: #666683; }
.border-color { border: 2px solid #666683; }

Similar Colors

Slategray
#708090