#6640BF Color

#6640BF is rgb(102, 64, 191) in RGB and hsl(258, 50%, 50%) in HSL. The closest CSS named color is SlateBlue. White text is most readable on this background.

#6640BF
HEX#6640BF
RGBrgb(102, 64, 191)
HSLhsl(258, 50%, 50%)
HSVhsv(258, 66%, 75%)
OKLCHoklch(48.8% 0.188 291.6)
CMYKcmyk(47%, 66%, 0%, 25%)

Text Contrast & Accessibility

WCAG contrast ratios for text on a #6640BF background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.

TextWhite text6.88:1AA normal ✓AA large ✓AAA normal ✗
TextBlack text3.05:1AA normal ✗AA large ✓AAA normal ✗

Color Harmonies

Colors that pair well with #6640BF based on color wheel relationships. Click any swatch for its full breakdown.

Base#6640BFComplementary#99BF40Analogous#4059BFAnalogous#A640BFTriadic#BF6640Triadic#40BF66

Tints & Shades

Lighter tints and darker shades of #6640BF, useful for hover states, backgrounds, and text variants.

Use #6640BF in Our Tools

Hex to RGBHex to HSLHex to CMYKHex to PantoneRGBA to Hex