#640AA4 Color

#640AA4 is rgb(100, 10, 164) in RGB and hsl(275, 89%, 34%) in HSL. The closest CSS named color is RebeccaPurple. White text is most readable on this background.

#640AA4

HEX#640AA4

RGBrgb(100, 10, 164)

HSLhsl(275, 89%, 34%)

HSVhsv(275, 94%, 64%)

OKLCHoklch(41.1% 0.209 303.1)

CMYKcmyk(39%, 94%, 0%, 36%)

Text Contrast & Accessibility

WCAG contrast ratios for text on a #640AA4 background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.

TextWhite text9.9:1AA normal ✓AA large ✓AAA normal ✓

TextBlack text2.12:1AA normal ✗AA large ✗AAA normal ✗

Color Harmonies

Colors that pair well with #640AA4 based on color wheel relationships. Click any swatch for its full breakdown.

Base#640AA4 Complementary#4AA40A Analogous#160AA4 Analogous#A40A97 Triadic#A4640A Triadic#0AA464

Tints & Shades

Lighter tints and darker shades of #640AA4, useful for hover states, backgrounds, and text variants.

Tints

#7E0CCF #9718F2 #AA43F4 #C073F7 #D49FF9 #E7CAFC

Shades

#580891 #490778 #3D0665 #320552 #26043F #170227

Use #640AA4 in Our Tools

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