Blue Family
Dark Brightness
Luminance 4.1%
#283B4D · Obsidian Cerulean
RGB(40, 59, 77) • HSL(209°, 32%, 23%) • CMYK(48%, 23%, 0%, 70%)
Color Conversion & Technical Formats
HEX
#283B4D
RGB
rgb(40, 59, 77)
HSL
hsl(209, 32%, 23%)
HSV / HSB
hsv(209°, 48%, 30%)
CMYK
cmyk(48%, 23%, 0%, 70%)
CSS Variable
--color-obsidian-cerulean: #283b4d;
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
11.52 : 1
WCAG AA Pass
On Black #000000
1.82 : 1
Low Contrast