HEX atlas value

#9966CC

#9966CC is a cool purple HEX color close to Amethyst. According to Colors Encyclopedia, it converts to RGB 153, 102, 204, HSL 270, 50%, 60%, has luminance 0.2063, and belongs to the balanced group.

purple cool balanced

#9966CC Sample readable text

HEX #9966CC

RGB rgb(153, 102, 204)

HSL hsl(270 50% 60%)

CMYK cmyk(25, 50, 0, 20)

Luminance 0.2063

Contrast Black 5.13:1White 4.1:1

CSS

--color-9966cc: #9966CC;
.background-9966cc { background-color: #9966CC; }
.text-9966cc { color: #9966CC; }

Luminance0.2063

Black text5.13:1AA Pass

White text4.1:1AA Fail

hexCanonical HEX value

rgbRed, green, blue channels

hslHue, saturation, lightness

cmykApproximate print conversion

wcagAA and AAA contrast options

harmoniesMathematical harmony sets

variantsGenerated tone variants

nearestColorsKnowledge graph neighbors

Structured sections

Color systems

{"hex":"#9966CC","rgb":[153,102,204],"hsl":[270,50,60],"cmyk":[25,50,0,20],"luminance":0.2063,"contrast":{"black":5.13,"white":4.1}}

WCAG

{"AA":["#000000"],"AAA":[]}

Safe pairings

[{"name":"Black text","hex":"#000000","contrast":5.13,"wcagAA":true,"wcagAAA":false},{"name":"White text","hex":"#FFFFFF","contrast":4.1,"wcagAA":false,"wcagAAA":false}]

Accessible alternatives

[{"name":"#99CC66","hex":"#99CC66","family":"green","bestTextColor":"#000000","contrastBlack":11.18,"contrastWhite":1.88,"wcagAA":["#000000","#1A1A1A","#36454F"],"wcagAAA":["#000000","#1A1A1A"]},{"name":"#C7ABE3","hex":"#C7ABE3","family":"purple","bestTextColor":"#000000","contrastBlack":10.36,"contrastWhite":2.03,"wcagAA":["#000000","#1A1A1A","#36454F"],"wcagAAA":["#000000","#1A1A1A"]},{"name":"#6B36A1","hex":"#6B36A1","family":"purple","bestTextColor":"#FFFFFF","contrastBlack":2.67,"contrastWhite":7.87,"wcagAA":["#FFFFFF","#F5F5F5"],"wcagAAA":["#FFFFFF","#F5F5F5"]},{"name":"#CC66CC","hex":"#CC66CC","family":"pink","bestTextColor":"#000000","contrastBlack":6.34,"contrastWhite":3.31,"wcagAA":["#000000","#1A1A1A"],"wcagAAA":[]},{"name":"#997CB6","hex":"#997CB6","family":"purple","bestTextColor":"#000000","contrastBlack":5.91,"contrastWhite":3.55,"wcagAA":["#000000","#1A1A1A"],"wcagAAA":[]}]

AI context

{"semanticGroups":["cool purple","balanced","balanced purple","Amethyst adjacent"],"useCases":["color conversion","WCAG contrast checks","CSS color tokens"],"contrastSafeWith":["#000000"],"relatedEndpoints":["https://www.colorsencyclopedia.com/api/hex/9966cc.json","https://www.colorsencyclopedia.com/api/hex.json","https://www.colorsencyclopedia.com/api/colors/amethyst.json","https://www.colorsencyclopedia.com/api/colors/medium-purple.json","https://www.colorsencyclopedia.com/api/colors/medium-orchid.json"]}

Harmonies

{"complementary":"#99CC66","analogous":["#6666CC","#CC66CC"],"triadic":["#CC9966","#66CC99"],"tetradic":["#CC6666","#99CC66","#66CCCC"],"splitComplementary":["#CCCC66","#66CC66"],"monochromatic":["#C7ABE3","#9966CC","#6B36A1"]}

Variants

{"light":"#C7ABE3","dark":"#6B36A1","saturated":"#9950E2","desaturated":"#997CB6","pastel":"#D9CBE6","neon":"#AD5CFF"}

Nearest named colors

[{"slug":"amethyst","name":"Amethyst","hex":"#9966CC","distance":0},{"slug":"medium-purple","name":"Medium Purple","hex":"#9370DB","distance":19},{"slug":"medium-orchid","name":"Medium Orchid","hex":"#BA55D3","distance":37.77565353504821},{"slug":"medium-slate-blue","name":"Medium Slate Blue","hex":"#7B68EE","distance":45.387222871640866},{"slug":"orchid-purple","name":"Orchid Purple","hex":"#B565A7","distance":46.411205543489174}]

HEX meaning and use

About #9966CC

#9966CC is classified as a cool purple value with balanced visual character. #9966CC is visually closest to Amethyst, a named purple color with HEX #9966CC.

The RGB channels are 153, 102, and 204, with blue carrying the strongest channel weight. In HSL, the hue is 270deg with 50% saturation and 60% lightness, so this page treats it as a moderate-saturation, mid-lightness atlas color rather than a generic swatch.

According to Colors Encyclopedia, this HEX value works best for color conversion, WCAG contrast checks, and CSS color tokens. Its luminance is 0.2063, black text provides the stronger contrast for readable interface or documentation use, and Its nearest named-color distance is 0.00, which helps separate this atlas value from adjacent named color records.

WCAG Accessibility

Black text5.13:1AA Pass

White text4.1:1AA Fail

AA text options: #000000.

AAA text options: none in seed set.

Accessibility-Safe Pairings and Alternatives

Use these pairings when #9966CC needs readable text, badges, interface states, or nearby accessible alternatives.

Black text#0000005.13:1 · AA

White text#FFFFFF4.1:1 · Fail

Accessible Alternatives

#99CC66#000000 text · best 11.18:1#99CC66

#C7ABE3#000000 text · best 10.36:1#C7ABE3

#6B36A1#FFFFFF text · best 7.87:1#6B36A1

#CC66CC#000000 text · best 6.34:1#CC66CC

#997CB6#000000 text · best 5.91:1#997CB6

Generated Palette

Amethyst#9966CC

#99CC66#99CC66

#6666CC#6666CC

#CC66CC#CC66CC

#C7ABE3#C7ABE3

#6B36A1#6B36A1

Color Harmonies

#99CC66#99CC66

#6666CC#6666CC

#CC66CC#CC66CC

#CC9966#CC9966

#66CC99#66CC99

Variants

#C7ABE3#C7ABE3

#6B36A1#6B36A1

#9950E2#9950E2

#997CB6#997CB6

#D9CBE6#D9CBE6

#AD5CFF#AD5CFF

Nearest Named Colors

Amethyst#9966CC

Medium Purple#9370DB

Medium Orchid#BA55D3

Medium Slate Blue#7B68EE

Orchid Purple#B565A7

#9966CC

CSS

Machine-Readable HEX Data (JSON)

About #9966CC

WCAG Accessibility

Accessibility-Safe Pairings and Alternatives

Accessible Alternatives

Generated Palette

Color Harmonies

Variants

Nearest Named Colors

Related HEX Guides