#5521B5 Color
#5521B5 is rgb(85, 33, 181) in RGB, hsl(261, 69%, 42%) in HSL, and about cmyk(53%, 82%, 0%, 29%) in CMYK. It has no registered color name of its own — the closest is Websafe Indigo (#330099), visibly different at ΔE 10.55. White text is the more readable choice on this background.
#5521B5rgb(85, 33, 181)hsl(261, 69%, 42%)hsv(261, 82%, 71%)cmyk(53%, 82%, 0%, 29%)oklch(42.5% 0.209 290.2)lab(29.19% 48.86 -69.84)lch(29.19% 85.24 304.98)What #5521B5 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 #5521B5, 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.
#5521B5 Channel Values
How #5521B5 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 85 · G 33 · B 181 | 8-bit channels as sent to the display |
| HSL | H 261° · S 69% · L 42% | Easiest model for building lighter and darker variants |
| HSV | H 261° · S 82% · V 71% | Matches the picker in most design tools |
| CMYK | C 53% · M 82% · Y 0% · K 29% | Approximate ink mix; confirm with an ICC profile before printing |
| Luminance | 9.25:1 vs white · 2.27:1 vs black | WCAG 2.2 relative-luminance contrast ratios |
Text Contrast & Accessibility
WCAG 2.2 contrast ratios for text on a #5521B5 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 #5521B5 in the contrast checker.
Colors That Go With #5521B5
Pairings derived from color-wheel relationships. The complementary color sits opposite #5521B5; 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 #5521B5
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 #5521B5.
How #5521B5 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.
#5521B5#2F2FB5#412AB5#3838B5#4631B5#344C4C#433F83#474747Using #5521B5 in Code
Copy-ready declarations for the places this color usually ends up.
--color-5521b5: #5521B5;background-color: #5521B5;colors: { 'color-5521b5': '#5521B5' }Color(red: 0.333, green: 0.129, blue: 0.710)<color name="color_5521b5">#5521B5</color>fill="#5521B5"More Purple Colors
#5521B5 sits in the purple family. These are its neighbours across that family's full range, each with its own breakdown.
#5521B5 Frequently Asked Questions
What color is #5521B5?
#5521B5 is a mid-tone purple — rgb(85, 33, 181) in RGB and hsl(261, 69%, 42%) in HSL. It carries no registered color name of its own; the closest named color is Websafe Indigo (#330099), which is visibly different at a CIE76 distance of 10.55.
What is the RGB value of #5521B5?
#5521B5 is rgb(85, 33, 181) — red 85, green 33, and blue 181 on the 0-255 scale.
What is the CMYK value of #5521B5?
#5521B5 converts to approximately cmyk(53%, 82%, 0%, 29%). CMYK output is a mathematical approximation for planning; confirm production print colors with your printer and ICC profile.
Should text on #5521B5 be black or white?
White text is the more readable choice. #5521B5 scores 9.25:1 against white and 2.27:1 against black, and WCAG 2.2 asks for at least 4.5:1 for normal body text.
Can I write #5521B5 as a CSS color keyword?
No. #5521B5 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 darkblue (#00008B) at a CIE76 distance of 17.11, which is visibly different.
Open #5521B5 in a Tool
Keep exploring: every purple in the color library, the guide to shades of purple, or the full color library.