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#8581CA Color

#8581CA is rgb(133, 129, 202) in RGB, hsl(243, 41%, 65%) in HSL, and about cmyk(34%, 36%, 0%, 21%) in CMYK. It has no registered color name of its own — the closest is Middle Blue Purple (#8B72BE), clearly related but distinguishable side by side at ΔE 8.71. Black text is the more readable choice on this background.

#8581CA
HEX#8581CA
RGBrgb(133, 129, 202)
HSLhsl(243, 41%, 65%)
HSVhsv(243, 36%, 79%)
CMYKcmyk(34%, 36%, 0%, 21%)
OKLCHoklch(63.7% 0.108 285.4)
LABlab(56.62% 14.62 -37.75)
LCHlch(56.62% 40.48 291.17)

What #8581CA Is Called

Most hex codes have no name: there are 16.7 million of them and a few thousand registered names. These are the named colors nearest to #8581CA, ordered by CIE76 distance in CIELAB. Anything under about ΔE 2 is a difference most people cannot see.

Middle Blue Purple#8B72BEΔE 8.71Purple Mountain Majesty#9678B6ΔE 11.49Lavender Purple#967BB6ΔE 11.56Violet-blue (Crayola)#766EC8ΔE 12.23Heather#9E7BB5ΔE 14.42Light Pastel Purple#B19CD9ΔE 14.89

Browse the full index of named colors A-Z or every blue in the library.

#8581CA Channel Values

How #8581CA breaks down in each color model. Hue is measured in degrees around the color wheel; saturation, lightness, and the CMYK inks are percentages.

ModelChannelsNotes
RGBR 133 · G 129 · B 2028-bit channels as sent to the display
HSLH 243° · S 41% · L 65%Easiest model for building lighter and darker variants
HSVH 243° · S 36% · V 79%Matches the picker in most design tools
CMYKC 34% · M 36% · Y 0% · K 21%Approximate ink mix; confirm with an ICC profile before printing
Luminance3.51:1 vs white · 5.99:1 vs blackWCAG 2.2 relative-luminance contrast ratios

Text Contrast & Accessibility

WCAG 2.2 contrast ratios for text on a #8581CA background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1. Contrast is one check, not a full accessibility review.

Fails AAWhite text3.51:1AA normal AA large AAA normal
TextBlack text5.99:1AA normal AA large AAA normal

Need a specific ratio against another background? Open #8581CA in the contrast checker.

Colors That Go With #8581CA

Pairings derived from color-wheel relationships. The complementary color sits opposite #8581CA; analogous colors sit beside it; triadic and split-complementary sets spread evenly around the wheel. Select any swatch for its own breakdown.

Base
#8581CA
Complementary
#C7CA81
Analogous
#81A2CA
Analogous
#A981CA
Triadic
#CA8581
Triadic
#81CA85
Split comp.
#CAA981
Split comp.
#A2CA81

Tints & Shades of #8581CA

Lighter tints and darker shades built by moving the lightness channel while holding hue and saturation, which is what you want for hover states, backgrounds, and text variants.

Tints

#9693D2
#A4A2D8
#B6B3DF
#C7C5E7
#D9D7EE
#E7E6F4

Shades

#6561BD
#4D48AD
#3F3B8C
#302D6C
#22204C
#15142F

Want a full 50-950 ramp with semantic roles? Generate design tokens from #8581CA.

How #8581CA Looks with Color Vision Deficiency

Simulated with the Viénot, Brettel & Mollon LMS projection model. Anomalous types are rendered as partial versions of the matching dichromacy, which is an approximation rather than a per-person clinical model.

Typical#8581CA
Protanopia#8282CA
Protanomaly#8381CA
Deuteranopia#8282CA
Deuteranomaly#8382CA
Tritanopia#788D8D
Tritanomaly#7D88A9
Achromatopsia#898989

Test a full palette in the color blindness simulator.

Using #8581CA in Code

Copy-ready declarations for the places this color usually ends up.

CSS custom property--color-8581ca: #8581CA;
CSS backgroundbackground-color: #8581CA;
Tailwind configcolors: { 'color-8581ca': '#8581CA' }
SwiftUIColor(red: 0.522, green: 0.506, blue: 0.792)
Android XML<color name="color_8581ca">#8581CA</color>
SVG fillfill="#8581CA"

More Blue Colors

#8581CA sits in the blue family. These are its neighbours across that family's full range, each with its own breakdown.

000024fafaff00002ef9fafb000033f8fafc000038f8f8ff000042f5faff000047f5f5ff002147007dfa0f52ba1c39bb2a3439372aac4e3cc364609a7abdff979aaab8dbffd6d6ff

#8581CA Frequently Asked Questions

What color is #8581CA?

#8581CA is a light blue — rgb(133, 129, 202) in RGB and hsl(243, 41%, 65%) in HSL. It carries no registered color name of its own; the closest named color is Middle Blue Purple (#8B72BE), which is clearly related but distinguishable side by side at a CIE76 distance of 8.71.

What is the RGB value of #8581CA?

#8581CA is rgb(133, 129, 202) — red 133, green 129, and blue 202 on the 0-255 scale.

What is the CMYK value of #8581CA?

#8581CA converts to approximately cmyk(34%, 36%, 0%, 21%). CMYK output is a mathematical approximation for planning; confirm production print colors with your printer and ICC profile.

Should text on #8581CA be black or white?

Black text is the more readable choice. #8581CA scores 3.51:1 against white and 5.99:1 against black, and WCAG 2.2 asks for at least 4.5:1 for normal body text.

Can I write #8581CA as a CSS color keyword?

No. #8581CA is not one of the CSS color keywords, so it has to be written as a hex, rgb() or hsl() value. The closest keyword is cornflowerblue (#6495ED) at a CIE76 distance of 17.6, which is visibly different.

Open #8581CA in a Tool

Hex to RGBHex to HSLHex to CMYKHex to OKLCHHex to PantoneBuild a paletteMake a gradient

Keep exploring: every blue in the color library, the guide to shades of blue, or the full color library.