#666D8A
A medium, muted blue closely aligning with Slategray.
About #666D8A
The precise color #666D8A is an excellent choice for modern design projects. Its closest recognized web color is Slategray. This translates to an RGB value of rgb(102, 109, 138).
If you are designing for print, the four-color process is what matters most. To reproduce this shade on paper, a printer utilizes 26% cyan and 21% magenta inks. With a hue angle of 228.3 degrees, it sits comfortably in the blue spectrum.
From a UX and accessibility standpoint, contrast is paramount. Mathematical luminance calculations suggest that #FFFFFF text provides the most optimal reading experience. Be sure to check our contrast matrix below to see exactly how it performs against common backgrounds.
Color Space Conversions
HEX#666D8A
RGB102, 109, 138
HSL228.3°, 15.0%, 47.1%
CMYK26%, 21%, 0%, 46%
HSV228.3°, 26.1%, 54.1%
LAB46.4, 4.2, -16.8
XYZ15.5, 15.6, 26.2
Decimal6712714
Color Harmonies
Tints, Shades & Tones
Tints (Adding White)
Shades (Adding Black)
WCAG Contrast Accessibility
5.10:1
Text on #FFFFFF
AA
4.12:1
Text on #000000
AA Large
4.87:1
Text on #F8FAFC
AA
3.50:1
Text on #0F172A
AA Large
CSS Implementation
.bg-color {
background-color: #666D8A;
}
.text-color {
color: #666D8A;
}
.border-color {
border: 2px solid #666D8A;
}