#1B39B1 Color

#1B39B1 is rgb(27, 57, 177) in RGB and hsl(228, 74%, 40%) in HSL. The closest CSS named color is DarkSlateBlue. White text is most readable on this background.

#1B39B1

HEX#1B39B1

RGBrgb(27, 57, 177)

HSLhsl(228, 74%, 40%)

HSVhsv(228, 85%, 69%)

OKLCHoklch(41.3% 0.192 266.2)

CMYKcmyk(85%, 68%, 0%, 31%)

Text Contrast & Accessibility

WCAG contrast ratios for text on a #1B39B1 background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.

TextWhite text9.26:1AA normal ✓AA large ✓AAA normal ✓

TextBlack text2.27:1AA normal ✗AA large ✗AAA normal ✗

Color Harmonies

Colors that pair well with #1B39B1 based on color wheel relationships. Click any swatch for its full breakdown.

Base#1B39B1 Complementary#B1931B Analogous#1B84B1 Analogous#481BB1 Triadic#B11B39 Triadic#39B11B

Tints & Shades

Lighter tints and darker shades of #1B39B1, useful for hover states, backgrounds, and text variants.

Tints

#2044D5 #4061E2 #647EE8 #879CED #ABB9F2 #D3DAF8

Shades

#17329B #142B85 #11236F #0D1B54 #09143E #060D28

Use #1B39B1 in Our Tools

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