#1B0599 Color
#1B0599 is rgb(27, 5, 153) in RGB and hsl(249, 94%, 31%) in HSL. The closest CSS named color is DarkBlue. White text is most readable on this background.
#1B0599
HEX
#1B0599RGB
rgb(27, 5, 153)HSL
hsl(249, 94%, 31%)HSV
hsv(249, 97%, 60%)OKLCH
oklch(32.2% 0.205 270.8)CMYK
cmyk(82%, 97%, 0%, 40%)Text Contrast & Accessibility
WCAG contrast ratios for text on a #1B0599 background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.
TextWhite text13.74:1AA normal ✓AA large ✓AAA normal ✓
TextBlack text1.53:1AA normal ✗AA large ✗AAA normal ✗
Color Harmonies
Colors that pair well with #1B0599 based on color wheel relationships. Click any swatch for its full breakdown.
Tints & Shades
Lighter tints and darker shades of #1B0599, useful for hover states, backgrounds, and text variants.