#1B11D4 Color

#1B11D4 is rgb(27, 17, 212) in RGB and hsl(243, 85%, 45%) in HSL. The closest CSS named color is MediumBlue. White text is most readable on this background.

#1B11D4

HEX#1B11D4

RGBrgb(27, 17, 212)

HSLhsl(243, 85%, 45%)

HSVhsv(243, 92%, 83%)

OKLCHoklch(40.7% 0.263 267.5)

CMYKcmyk(87%, 92%, 0%, 17%)

Text Contrast & Accessibility

WCAG contrast ratios for text on a #1B11D4 background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.

TextWhite text10.11:1AA normal ✓AA large ✓AAA normal ✓

TextBlack text2.08:1AA normal ✗AA large ✗AAA normal ✗

Color Harmonies

Colors that pair well with #1B11D4 based on color wheel relationships. Click any swatch for its full breakdown.

Base#1B11D4 Complementary#CBD411 Analogous#1169D4 Analogous#7D11D4 Triadic#D41B11 Triadic#11D41B

Tints & Shades

Lighter tints and darker shades of #1B11D4, useful for hover states, backgrounds, and text variants.

Tints

#2B21ED #4B42F0 #6F68F3 #8E89F5 #B2AFF8 #D2D0FB

Shades

#170FB8 #140D9C #100A7F #0D0868 #0A064B #06042F

Use #1B11D4 in Our Tools

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