Blue Family
Dark Brightness
Luminance 0.9%
#13172B · Charcoal Indigo
RGB(19, 23, 43) • HSL(230°, 39%, 12%) • CMYK(56%, 47%, 0%, 83%)
Color Conversion & Technical Formats
HEX
#13172B
RGB
rgb(19, 23, 43)
HSL
hsl(230, 39%, 12%)
HSV / HSB
hsv(230°, 56%, 17%)
CMYK
cmyk(56%, 47%, 0%, 83%)
CSS Variable
--color-charcoal-indigo: #13172b;
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
17.72 : 1
WCAG AA Pass
On Black #000000
1.19 : 1
Low Contrast