Blue Family
Medium Brightness
Luminance 9.8%
#40578C · Radiant Periwinkle
RGB(64, 87, 140) • HSL(222°, 37%, 40%) • CMYK(54%, 38%, 0%, 45%)
Color Conversion & Technical Formats
HEX
#40578C
RGB
rgb(64, 87, 140)
HSL
hsl(222, 37%, 40%)
HSV / HSB
hsv(222°, 54%, 55%)
CMYK
cmyk(54%, 38%, 0%, 45%)
CSS Variable
--color-radiant-periwinkle: #40578c;
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
7.09 : 1
WCAG AA Pass
On Black #000000
2.96 : 1
Low Contrast