Indigo Purple Color


Indigo Purple is deep, cool-toned shade of violet. It is better contrasting with white. This color combines beautifully with yellow green, mid cyan or orange

Inverse Color #9f6
Complementary Color #329900
Color Shade: violet (280° hue)
Color Temperature: cool
Lightness: 30% (better contrasting with white)
Indigo Purple Color Sample
Indigo Purple Color Sample

Better Alternatives To #660099

If you're looking for a similar violet shade, there are some better alternatives to Indigo Purple Color. The Pigment Indigo color for instance is a darker and a bit more faded option, however this color has a warm blue bias. Consider a darker and more soft alternative called Indigo (#4b0082) for more calm effect. Try Invasive Indigo as it also a bit more faded and calm.

Complementary Palette

#329900 is the best complementary color to Indigo Purple. Yellow green shades generally complement the violet hues best as they are found on the opposite end of the color wheel. The most popular #609 complementary color is Limeade, as it offers maximum contrast and grab the viewer's attention.

Analogous Palette

The analogous palette of mid blue, violet, and mid magenta colors offers a soft combination of similar cool shades. The analogous colors of White are #190099 and #99007f. Thus found on the left and right of #609 on the color wheel with a 30° gap. Consider matching Navy Blue and Flirt colors as they work well with Indigo Purple.

Split-complementary Palette

The split-complementary Indigo Purple palette consists of #009919 and #7f9900 colors. They can be found 30° apart on either side of the complementary color (#329900). Try Fun Green and Limeade colors in combination with #609, as they are not as contrasting as a complementary color, hence, giving more hue variety to make your design stand out.

Triadic Palette

The triadic palette of #609 offers a combination of green cyan and orange shades and equally high contrast between the three of them. Find triadic colors at the 120° distance from the Indigo Purple. Thus Green Haze and Chelsea Gem giving maximum hue separation to use all three together.

Square Palette

The square color palette of Indigo Purple contains three additional colors. Thus, complementary Limeade, Red Berry, and Allports split by 90° on the color wheel. #609 square combo is a palette of violet, mid red, yellow green and mid cyan shades that work together well.

Tetradic Palette

The tetradic palette is a bit more complex than the square and has more of a rectangle shape. Indigo Purple tetradic combo consists of yellow green complementary color (#329900) and two others. The Chelsea Gem is positioned 120° clockwise from the primary color and Smalt – 120° from the complementary Limeade. This palette is not recommended to use as-is. Try to tweak the saturation and brightness of #996500 and #003299.

Conversion Table

In a RGB color space, hex #660099 is made of 40% red, 0% green and 60% blue. In a HSL mode Indigo Purple has a hue angle of 280°, a saturation of 100% and a lightness of 30%. In a CMYK space (used in printing only), hex #660099 is made of 20% cyan, 60% magenta, 0% yellow and 40% black ink.

HEX #660099
RGB Decimal rgb(102,0,153)
RGB Percentage 40%, 0%, 60%
CMYK 20, 60, 0, 40
HSL hsl(280,100%,30%)
HSV (or HSB) hsv(280,100%,60%)
CIE-LAB lab(27.0871,59.6231,-56.6219)
XYZ xyz(11.2293,5.1247,30.5343)