#665BFB Color

#665BFB is rgb(102, 91, 251) in RGB and hsl(244, 95%, 67%) in HSL. The closest CSS named color is MediumSlateBlue. White text is most readable on this background.

#665BFB

HEX#665BFB

RGBrgb(102, 91, 251)

HSLhsl(244, 95%, 67%)

HSVhsv(244, 64%, 98%)

OKLCHoklch(57.7% 0.229 279.5)

CMYKcmyk(59%, 64%, 0%, 2%)

Text Contrast & Accessibility

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

TextWhite text4.71:1AA normal ✓AA large ✓AAA normal ✗

TextBlack text4.45:1AA normal ✗AA large ✓AAA normal ✗

Color Harmonies

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

Base#665BFB Complementary#F0FB5B Analogous#5BA0FB Analogous#B65BFB Triadic#FB665B Triadic#5BFB66

Tints & Shades

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

Tints

#786FFB #8F88FC #A29CFC #B9B4FD #CCC8FE #E3E1FE

Shades

#3C2EFA #1606F4 #1205C7 #0E049A #0A036D #060241

Use #665BFB in Our Tools

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