#5B109D Color
#5B109D is rgb(91, 16, 157) in RGB, hsl(272, 82%, 34%) in HSL, and about cmyk(42%, 90%, 0%, 38%) in CMYK. It has no registered color name of its own — the closest is Metallic Violet (#5B0A91), clearly related but distinguishable side by side at ΔE 5.23. White text is the more readable choice on this background.
#5B109Drgb(91, 16, 157)hsl(272, 82%, 34%)hsv(272, 90%, 62%)cmyk(42%, 90%, 0%, 38%)oklch(39.5% 0.198 300.6)lab(25.99% 50.63 -60.62)lch(25.99% 78.98 309.87)What #5B109D 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 #5B109D, 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.
#5B109D Channel Values
How #5B109D 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 91 · G 16 · B 157 | 8-bit channels as sent to the display |
| HSL | H 272° · S 82% · L 34% | Easiest model for building lighter and darker variants |
| HSV | H 272° · S 90% · V 62% | Matches the picker in most design tools |
| CMYK | C 42% · M 90% · Y 0% · K 38% | Approximate ink mix; confirm with an ICC profile before printing |
| Luminance | 10.47:1 vs white · 2.01:1 vs black | WCAG 2.2 relative-luminance contrast ratios |
Text Contrast & Accessibility
WCAG 2.2 contrast ratios for text on a #5B109D 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 #5B109D in the contrast checker.
Colors That Go With #5B109D
Pairings derived from color-wheel relationships. The complementary color sits opposite #5B109D; 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 #5B109D
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 #5B109D.
How #5B109D 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.
#5B109D#29299D#42219D#37379C#482C9D#473D3D#503170#3F3F3FUsing #5B109D in Code
Copy-ready declarations for the places this color usually ends up.
--color-5b109d: #5B109D;background-color: #5B109D;colors: { 'color-5b109d': '#5B109D' }Color(red: 0.357, green: 0.063, blue: 0.616)<color name="color_5b109d">#5B109D</color>fill="#5B109D"More Purple Colors
#5B109D sits in the purple family. These are its neighbours across that family's full range, each with its own breakdown.
#5B109D Frequently Asked Questions
What color is #5B109D?
#5B109D is a dark purple — rgb(91, 16, 157) in RGB and hsl(272, 82%, 34%) in HSL. It carries no registered color name of its own; the closest named color is Metallic Violet (#5B0A91), which is clearly related but distinguishable side by side at a CIE76 distance of 5.23.
What is the RGB value of #5B109D?
#5B109D is rgb(91, 16, 157) — red 91, green 16, and blue 157 on the 0-255 scale.
What is the CMYK value of #5B109D?
#5B109D converts to approximately cmyk(42%, 90%, 0%, 38%). CMYK output is a mathematical approximation for planning; confirm production print colors with your printer and ICC profile.
Should text on #5B109D be black or white?
White text is the more readable choice. #5B109D scores 10.47:1 against white and 2.01:1 against black, and WCAG 2.2 asks for at least 4.5:1 for normal body text.
Can I write #5B109D as a CSS color keyword?
No. #5B109D 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 indigo (#4B0082) at a CIE76 distance of 9.62, which is clearly related but distinguishable side by side.
Open #5B109D in a Tool
Keep exploring: every purple in the color library, the guide to shades of purple, or the full color library.