Blue Family
Medium Brightness
Luminance 25.1%
#428ED1 · Harmonic Sapphire
RGB(66, 142, 209) • HSL(208°, 61%, 54%) • CMYK(68%, 32%, 0%, 18%)
Color Conversion & Technical Formats
HEX
#428ED1
RGB
rgb(66, 142, 209)
HSL
hsl(208, 61%, 54%)
HSV / HSB
hsv(208°, 68%, 82%)
CMYK
cmyk(68%, 32%, 0%, 18%)
CSS Variable
--color-harmonic-sapphire: #428ed1;
Color Variations (Tints, Shades & Tones)
Click any variation swatch to inspect its full color page, or click the HEX badge to copy.
Color Combinations & Harmonies
WCAG Contrast Checker
On White #FFFFFF
3.49 : 1
Low Contrast
On Black #000000
6.02 : 1
WCAG AA Pass