#821BB1 Color
#821BB1 is rgb(130, 27, 177) in RGB, hsl(281, 74%, 40%) in HSL, and about cmyk(27%, 85%, 0%, 31%) in CMYK. It has no registered color name of its own — the closest is Violet (RYB) (#8601AF), clearly related but distinguishable side by side at ΔE 5.01. White text is the more readable choice on this background.
#821BB1rgb(130, 27, 177)hsl(281, 74%, 40%)hsv(281, 85%, 69%)cmyk(27%, 85%, 0%, 31%)oklch(47.2% 0.217 311.5)lab(34.84% 58.16 -57.92)lch(34.84% 82.08 315.12)What #821BB1 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 #821BB1, 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.
#821BB1 Channel Values
How #821BB1 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 130 · G 27 · B 177 | 8-bit channels as sent to the display |
| HSL | H 281° · S 74% · L 40% | Easiest model for building lighter and darker variants |
| HSV | H 281° · S 85% · V 69% | Matches the picker in most design tools |
| CMYK | C 27% · M 85% · Y 0% · K 31% | Approximate ink mix; confirm with an ICC profile before printing |
| Luminance | 7.66:1 vs white · 2.74:1 vs black | WCAG 2.2 relative-luminance contrast ratios |
Text Contrast & Accessibility
WCAG 2.2 contrast ratios for text on a #821BB1 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 #821BB1 in the contrast checker.
Colors That Go With #821BB1
Pairings derived from color-wheel relationships. The complementary color sits opposite #821BB1; 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 #821BB1
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 #821BB1.
How #821BB1 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.
#821BB1#3D3DB1#6033B1#5050B0#6841B0#724848#793B80#535353Using #821BB1 in Code
Copy-ready declarations for the places this color usually ends up.
--color-821bb1: #821BB1;background-color: #821BB1;colors: { 'color-821bb1': '#821BB1' }Color(red: 0.510, green: 0.106, blue: 0.694)<color name="color_821bb1">#821BB1</color>fill="#821BB1"More Purple Colors
#821BB1 sits in the purple family. These are its neighbours across that family's full range, each with its own breakdown.
#821BB1 Frequently Asked Questions
What color is #821BB1?
#821BB1 is a mid-tone purple — rgb(130, 27, 177) in RGB and hsl(281, 74%, 40%) in HSL. It carries no registered color name of its own; the closest named color is Violet (RYB) (#8601AF), which is clearly related but distinguishable side by side at a CIE76 distance of 5.01.
What is the RGB value of #821BB1?
#821BB1 is rgb(130, 27, 177) — red 130, green 27, and blue 177 on the 0-255 scale.
What is the CMYK value of #821BB1?
#821BB1 converts to approximately cmyk(27%, 85%, 0%, 31%). CMYK output is a mathematical approximation for planning; confirm production print colors with your printer and ICC profile.
Should text on #821BB1 be black or white?
White text is the more readable choice. #821BB1 scores 7.66:1 against white and 2.74:1 against black, and WCAG 2.2 asks for at least 4.5:1 for normal body text.
Can I write #821BB1 as a CSS color keyword?
No. #821BB1 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 darkorchid (#9932CC) at a CIE76 distance of 8.61, which is clearly related but distinguishable side by side.
Open #821BB1 in a Tool
Keep exploring: every purple in the color library, the guide to shades of purple, or the full color library.