#665EB5 Color

#665EB5 is rgb(102, 94, 181) in RGB and hsl(246, 37%, 54%) in HSL. The closest CSS named color is SlateBlue. White text is most readable on this background.

#665EB5

HEX#665EB5

RGBrgb(102, 94, 181)

HSLhsl(246, 37%, 54%)

HSVhsv(246, 48%, 71%)

OKLCHoklch(53.1% 0.133 285.1)

CMYKcmyk(44%, 48%, 0%, 29%)

Text Contrast & Accessibility

WCAG contrast ratios for text on a #665EB5 background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.

TextWhite text5.48:1AA normal ✓AA large ✓AAA normal ✗

TextBlack text3.83:1AA normal ✗AA large ✓AAA normal ✗

Color Harmonies

Colors that pair well with #665EB5 based on color wheel relationships. Click any swatch for its full breakdown.

Base#665EB5 Complementary#ACB55E Analogous#5E81B5 Analogous#925EB5 Triadic#B5675E Triadic#5EB567

Tints & Shades

Lighter tints and darker shades of #665EB5, useful for hover states, backgrounds, and text variants.

Tints

#7B73BF #928CCA #A6A1D4 #BAB6DD #CDCBE7 #E5E3F2

Shades

#544CA4 #48408C #3B3573 #2D2857 #201D3F #141226

Use #665EB5 in Our Tools

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