#551BA1 Color

#551BA1 is rgb(85, 27, 161) in RGB and hsl(266, 71%, 37%) in HSL. The closest CSS named color is RebeccaPurple. White text is most readable on this background.

#551BA1

HEX#551BA1

RGBrgb(85, 27, 161)

HSLhsl(266, 71%, 37%)

HSVhsv(266, 83%, 63%)

OKLCHoklch(40% 0.193 295.5)

CMYKcmyk(47%, 83%, 0%, 37%)

Text Contrast & Accessibility

WCAG contrast ratios for text on a #551BA1 background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.

TextWhite text10.21:1AA normal ✓AA large ✓AAA normal ✓

TextBlack text2.06:1AA normal ✗AA large ✗AAA normal ✗

Color Harmonies

Colors that pair well with #551BA1 based on color wheel relationships. Click any swatch for its full breakdown.

Base#551BA1 Complementary#67A11B Analogous#1B24A1 Analogous#981BA1 Triadic#A1551B Triadic#1BA155

Tints & Shades

Lighter tints and darker shades of #551BA1, useful for hover states, backgrounds, and text variants.

Tints

#6A22C9 #7F36DD #985EE4 #B185EA #CAACF1 #E0CFF7

Shades

#4A188C #41157A #351164 #2A0D4E #1E0A39 #150727

Use #551BA1 in Our Tools

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