#5151B8 Color

#5151B8 is rgb(81, 81, 184) in RGB and hsl(240, 42%, 52%) in HSL. The closest CSS named color is SlateBlue. White text is most readable on this background.

#5151B8

HEX#5151B8

RGBrgb(81, 81, 184)

HSLhsl(240, 42%, 52%)

HSVhsv(240, 56%, 72%)

OKLCHoklch(49.2% 0.159 278.9)

CMYKcmyk(56%, 56%, 0%, 28%)

Text Contrast & Accessibility

WCAG contrast ratios for text on a #5151B8 background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.

TextWhite text6.52:1AA normal ✓AA large ✓AAA normal ✗

TextBlack text3.22:1AA normal ✗AA large ✓AAA normal ✗

Color Harmonies

Colors that pair well with #5151B8 based on color wheel relationships. Click any swatch for its full breakdown.

Base#5151B8 Complementary#B8B851 Analogous#5185B8 Analogous#8551B8 Triadic#B85151 Triadic#51B851

Tints & Shades

Lighter tints and darker shades of #5151B8, useful for hover states, backgrounds, and text variants.

Tints

#6B6BC2 #8080CB #9A9AD6 #AFAFDE #C9C9E9 #DEDEF2

Shades

#4343A3 #38388A #2E2E70 #25255B #1B1B41 #101028

Use #5151B8 in Our Tools

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