#A400D1 Color
#A400D1 is rgb(164, 0, 209) in RGB, hsl(287, 100%, 41%) in HSL, and about cmyk(22%, 100%, 0%, 18%) in CMYK. It has no registered color name of its own — the closest is Purple (Munsell) (#9F00C5), clearly related but distinguishable side by side at ΔE 5.12. White text is the more readable choice on this background.
#A400D1rgb(164, 0, 209)hsl(287, 100%, 41%)hsv(287, 100%, 82%)cmyk(22%, 100%, 0%, 18%)oklch(53.6% 0.263 315.5)lab(41.41% 72.66 -65.67)lch(41.41% 97.94 317.89)What #A400D1 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 #A400D1, ordered by CIE76 distance in CIELAB. Anything under about ΔE 2 is a difference most people cannot see.
Browse the full index of named colors A-Z or every purple in the library.
#A400D1 Channel Values
How #A400D1 breaks down in each color model. Hue is measured in degrees around the color wheel; saturation, lightness, and the CMYK inks are percentages.
| Model | Channels | Notes |
|---|---|---|
| RGB | R 164 · G 0 · B 209 | 8-bit channels as sent to the display |
| HSL | H 287° · S 100% · L 41% | Easiest model for building lighter and darker variants |
| HSV | H 287° · S 100% · V 82% | Matches the picker in most design tools |
| CMYK | C 22% · M 100% · Y 0% · K 18% | Approximate ink mix; confirm with an ICC profile before printing |
| Luminance | 6:1 vs white · 3.5:1 vs black | WCAG 2.2 relative-luminance contrast ratios |
Text Contrast & Accessibility
WCAG 2.2 contrast ratios for text on a #A400D1 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.
Need a specific ratio against another background? Open #A400D1 in the contrast checker.
Colors That Go With #A400D1
Pairings derived from color-wheel relationships. The complementary color sits opposite #A400D1; analogous colors sit beside it; triadic and split-complementary sets spread evenly around the wheel. Select any swatch for its own breakdown.
Tints & Shades of #A400D1
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.
Want a full 50-950 ramp with semantic roles? Generate design tokens from #A400D1.
How #A400D1 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.
#A400D1#4747D1#7837D1#6262CF#824DD0#935050#9A3E96#636363Using #A400D1 in Code
Copy-ready declarations for the places this color usually ends up.
--color-a400d1: #A400D1;background-color: #A400D1;colors: { 'color-a400d1': '#A400D1' }Color(red: 0.643, green: 0.000, blue: 0.820)<color name="color_a400d1">#A400D1</color>fill="#A400D1"More Purple Colors
#A400D1 sits in the purple family. These are its neighbours across that family's full range, each with its own breakdown.
#A400D1 Frequently Asked Questions
What color is #A400D1?
#A400D1 is a mid-tone purple — rgb(164, 0, 209) in RGB and hsl(287, 100%, 41%) in HSL. It carries no registered color name of its own; the closest named color is Purple (Munsell) (#9F00C5), which is clearly related but distinguishable side by side at a CIE76 distance of 5.12.
What is the RGB value of #A400D1?
#A400D1 is rgb(164, 0, 209) — red 164, green 0, and blue 209 on the 0-255 scale.
What is the CMYK value of #A400D1?
#A400D1 converts to approximately cmyk(22%, 100%, 0%, 18%). CMYK output is a mathematical approximation for planning; confirm production print colors with your printer and ICC profile.
Should text on #A400D1 be black or white?
White text is the more readable choice. #A400D1 scores 6:1 against white and 3.5:1 against black, and WCAG 2.2 asks for at least 4.5:1 for normal body text.
Can I write #A400D1 as a CSS color keyword?
No. #A400D1 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 darkviolet (#9400D3) at a CIE76 distance of 6.55, which is clearly related but distinguishable side by side.
Open #A400D1 in a Tool
Keep exploring: every purple in the color library, the guide to shades of purple, or the full color library.