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#A55ACE Color

#A55ACE is rgb(165, 90, 206) in RGB, hsl(279, 54%, 58%) in HSL, and about cmyk(20%, 56%, 0%, 19%) in CMYK. It has no registered color name of its own — the closest is Rich Lilac (#B666D2), clearly related but distinguishable side by side at ΔE 7.14. Black text is the more readable choice on this background.

#A55ACE
HEX#A55ACE
RGBrgb(165, 90, 206)
HSLhsl(279, 54%, 58%)
HSVhsv(279, 56%, 81%)
CMYKcmyk(20%, 56%, 0%, 19%)
OKLCHoklch(60.4% 0.181 312)
LABlab(51.20% 46.01 -48.25)
LCHlch(51.20% 66.67 313.64)

What #A55ACE 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 #A55ACE, ordered by CIE76 distance in CIELAB. Anything under about ΔE 2 is a difference most people cannot see.

Rich Lilac#B666D2ΔE 7.14Purple Plum#9C51B6ΔE 8.64Medium Orchid#BA55D3ΔE 9.31Rich Lavender#A76BCFΔE 10.28Amethyst#9966CCΔE 10.39Purpureus#9A4EAEΔE 11.64

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

#A55ACE Channel Values

How #A55ACE 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 165 · G 90 · B 2068-bit channels as sent to the display
HSLH 279° · S 54% · L 58%Easiest model for building lighter and darker variants
HSVH 279° · S 56% · V 81%Matches the picker in most design tools
CMYKC 20% · M 56% · Y 0% · K 19%Approximate ink mix; confirm with an ICC profile before printing
Luminance4.24:1 vs white · 4.95:1 vs blackWCAG 2.2 relative-luminance contrast ratios

Text Contrast & Accessibility

WCAG 2.2 contrast ratios for text on a #A55ACE 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 text4.24:1AA normal AA large AAA normal
TextBlack text4.95:1AA normal AA large AAA normal

Need a specific ratio against another background? Open #A55ACE in the contrast checker.

Colors That Go With #A55ACE

Pairings derived from color-wheel relationships. The complementary color sits opposite #A55ACE; analogous colors sit beside it; triadic and split-complementary sets spread evenly around the wheel. Select any swatch for its own breakdown.

Base
#A55ACE
Complementary
#83CE5A
Analogous
#6B5ACE
Analogous
#CE5ABC
Triadic
#CEA55A
Triadic
#5ACEA5
Split comp.
#BCCE5A
Split comp.
#5ACE6B

Tints & Shades of #A55ACE

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

#B272D5
#BD85DB
#CA9DE2
#D6B4E9
#E3CCF0
#EEE0F6

Shades

#943BC4
#7F32A9
#682989
#50206A
#38164B
#240E2F

Want a full 50-950 ramp with semantic roles? Generate design tokens from #A55ACE.

How #A55ACE 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#A55ACE
Protanopia#6C6CCE
Protanomaly#8665CE
Deuteranopia#7979CD
Deuteranomaly#8D6ECD
Tritanopia#977272
Tritanomaly#9D699F
Achromatopsia#7B7B7B

Test a full palette in the color blindness simulator.

Using #A55ACE in Code

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

CSS custom property--color-a55ace: #A55ACE;
CSS backgroundbackground-color: #A55ACE;
Tailwind configcolors: { 'color-a55ace': '#A55ACE' }
SwiftUIColor(red: 0.647, green: 0.353, blue: 0.808)
Android XML<color name="color_a55ace">#A55ACE</color>
SVG fillfill="#A55ACE"

More Purple Colors

#A55ACE sits in the purple family. These are its neighbours across that family's full range, each with its own breakdown.

150024fdf8ff170b22fdf4ff1b0d35faf5ff1d0731fae8ff1e0033f6cfff20002ef3e8ff3000524020605414906600cc7008e78806ce9900cca11fffb19cd9c27affcebeefe0b2eb

#A55ACE Frequently Asked Questions

What color is #A55ACE?

#A55ACE is a mid-tone purple — rgb(165, 90, 206) in RGB and hsl(279, 54%, 58%) in HSL. It carries no registered color name of its own; the closest named color is Rich Lilac (#B666D2), which is clearly related but distinguishable side by side at a CIE76 distance of 7.14.

What is the RGB value of #A55ACE?

#A55ACE is rgb(165, 90, 206) — red 165, green 90, and blue 206 on the 0-255 scale.

What is the CMYK value of #A55ACE?

#A55ACE converts to approximately cmyk(20%, 56%, 0%, 19%). CMYK output is a mathematical approximation for planning; confirm production print colors with your printer and ICC profile.

Should text on #A55ACE be black or white?

Black text is the more readable choice. #A55ACE scores 4.24:1 against white and 4.95:1 against black, and WCAG 2.2 asks for at least 4.5:1 for normal body text.

Can I write #A55ACE as a CSS color keyword?

No. #A55ACE 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 mediumorchid (#BA55D3) at a CIE76 distance of 9.31, which is clearly related but distinguishable side by side.

Open #A55ACE in a Tool

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

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