Blue Family
Medium Brightness
Luminance 30.8%
#309BF8 · Nordic Ultramarine
RGB(48, 155, 248) • HSL(208°, 93%, 58%) • CMYK(81%, 38%, 0%, 3%)
Color Conversion & Technical Formats
HEX
#309BF8
RGB
rgb(48, 155, 248)
HSL
hsl(208, 93%, 58%)
HSV / HSB
hsv(208°, 81%, 97%)
CMYK
cmyk(81%, 38%, 0%, 3%)
CSS Variable
--color-nordic-ultramarine: #309bf8;
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
2.93 : 1
Low Contrast
On Black #000000
7.17 : 1
WCAG AA Pass