#640288 Color

#640288 is rgb(100, 2, 136) in RGB and hsl(284, 97%, 27%) in HSL. The closest CSS named color is Indigo. White text is most readable on this background.

#640288
HEX#640288
RGBrgb(100, 2, 136)
HSLhsl(284, 97%, 27%)
HSVhsv(284, 99%, 53%)
OKLCHoklch(38.2% 0.189 312.7)
CMYKcmyk(26%, 99%, 0%, 47%)

Text Contrast & Accessibility

WCAG contrast ratios for text on a #640288 background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.

TextWhite text11.02:1AA normal ✓AA large ✓AAA normal ✓
TextBlack text1.91:1AA normal ✗AA large ✗AAA normal ✗

Color Harmonies

Colors that pair well with #640288 based on color wheel relationships. Click any swatch for its full breakdown.

Base#640288Complementary#268802Analogous#210288Analogous#880268Triadic#886402Triadic#028864

Tints & Shades

Lighter tints and darker shades of #640288, useful for hover states, backgrounds, and text variants.

Use #640288 in Our Tools

Hex to RGBHex to HSLHex to CMYKHex to PantoneRGBA to Hex