#991CB5 Color
#991CB5 is rgb(153, 28, 181) in RGB, hsl(289, 73%, 41%) in HSL, and about cmyk(15%, 85%, 0%, 29%) 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 7.39. White text is the more readable choice on this background.
#991CB5rgb(153, 28, 181)hsl(289, 73%, 41%)hsv(289, 85%, 71%)cmyk(15%, 85%, 0%, 29%)oklch(50.9% 0.227 319)lab(39.11% 63.05 -53.16)lch(39.11% 82.47 319.86)What #991CB5 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 #991CB5, 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.
#991CB5 Channel Values
How #991CB5 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 153 · G 28 · B 181 | 8-bit channels as sent to the display |
| HSL | H 289° · S 73% · L 41% | Easiest model for building lighter and darker variants |
| HSV | H 289° · S 85% · V 71% | Matches the picker in most design tools |
| CMYK | C 15% · M 85% · Y 0% · K 29% | Approximate ink mix; confirm with an ICC profile before printing |
| Luminance | 6.59:1 vs white · 3.19:1 vs black | WCAG 2.2 relative-luminance contrast ratios |
Text Contrast & Accessibility
WCAG 2.2 contrast ratios for text on a #991CB5 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 #991CB5 in the contrast checker.
Colors That Go With #991CB5
Pairings derived from color-wheel relationships. The complementary color sits opposite #991CB5; 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 #991CB5
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 #991CB5.
How #991CB5 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.
#991CB5#4848B5#713BB5#5E5EB3#7A4CB4#8C4A4A#913C83#5D5D5DUsing #991CB5 in Code
Copy-ready declarations for the places this color usually ends up.
--color-991cb5: #991CB5;background-color: #991CB5;colors: { 'color-991cb5': '#991CB5' }Color(red: 0.600, green: 0.110, blue: 0.710)<color name="color_991cb5">#991CB5</color>fill="#991CB5"More Purple Colors
#991CB5 sits in the purple family. These are its neighbours across that family's full range, each with its own breakdown.
#991CB5 Frequently Asked Questions
What color is #991CB5?
#991CB5 is a mid-tone purple — rgb(153, 28, 181) in RGB and hsl(289, 73%, 41%) 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 7.39.
What is the RGB value of #991CB5?
#991CB5 is rgb(153, 28, 181) — red 153, green 28, and blue 181 on the 0-255 scale.
What is the CMYK value of #991CB5?
#991CB5 converts to approximately cmyk(15%, 85%, 0%, 29%). CMYK output is a mathematical approximation for planning; confirm production print colors with your printer and ICC profile.
Should text on #991CB5 be black or white?
White text is the more readable choice. #991CB5 scores 6.59:1 against white and 3.19:1 against black, and WCAG 2.2 asks for at least 4.5:1 for normal body text.
Can I write #991CB5 as a CSS color keyword?
No. #991CB5 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 8.89, which is clearly related but distinguishable side by side.
Open #991CB5 in a Tool
Keep exploring: every purple in the color library, the guide to shades of purple, or the full color library.