#1B1599 Color

#1B1599 is rgb(27, 21, 153) in RGB and hsl(243, 76%, 34%) in HSL. The closest CSS named color is DarkBlue. White text is most readable on this background.

#1B1599

HEX#1B1599

RGBrgb(27, 21, 153)

HSLhsl(243, 76%, 34%)

HSVhsv(243, 86%, 60%)

OKLCHoklch(33.4% 0.197 270.4)

CMYKcmyk(82%, 86%, 0%, 40%)

Text Contrast & Accessibility

WCAG contrast ratios for text on a #1B1599 background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.

TextWhite text13.01:1AA normal ✓AA large ✓AAA normal ✓

TextBlack text1.61:1AA normal ✗AA large ✗AAA normal ✗

Color Harmonies

Colors that pair well with #1B1599 based on color wheel relationships. Click any swatch for its full breakdown.

Base#1B1599 Complementary#929915 Analogous#155099 Analogous#5D1599 Triadic#991B15 Triadic#15991B

Tints & Shades

Lighter tints and darker shades of #1B1599, useful for hover states, backgrounds, and text variants.

Tints

#231AC1 #3128E2 #5850E7 #827DED #A9A5F3 #D0CEF8

Shades

#181287 #140F70 #110D5E #0E0A4C #0A083A #060524

Use #1B1599 in Our Tools

Hex to RGB Hex to HSL Hex to CMYK Hex to Pantone RGBA to Hex