#B337D2 Color
#B337D2 is rgb(179, 55, 210) in RGB, hsl(288, 63%, 52%) in HSL, and about cmyk(15%, 74%, 0%, 18%) in CMYK. It has no registered color name of its own — the closest is Dark Orchid (#9932CC), clearly related but distinguishable side by side at ΔE 8.59. White text is the more readable choice on this background.
#B337D2rgb(179, 55, 210)hsl(288, 63%, 52%)hsv(288, 74%, 82%)cmyk(15%, 74%, 0%, 18%)oklch(58.4% 0.236 318.7)lab(47.85% 64.90 -55.73)lch(47.85% 85.55 319.35)What #B337D2 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 #B337D2, 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.
#B337D2 Channel Values
How #B337D2 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 179 · G 55 · B 210 | 8-bit channels as sent to the display |
| HSL | H 288° · S 63% · L 52% | Easiest model for building lighter and darker variants |
| HSV | H 288° · S 74% · V 82% | Matches the picker in most design tools |
| CMYK | C 15% · M 74% · Y 0% · K 18% | Approximate ink mix; confirm with an ICC profile before printing |
| Luminance | 4.78:1 vs white · 4.39:1 vs black | WCAG 2.2 relative-luminance contrast ratios |
Text Contrast & Accessibility
WCAG 2.2 contrast ratios for text on a #B337D2 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 #B337D2 in the contrast checker.
Colors That Go With #B337D2
Pairings derived from color-wheel relationships. The complementary color sits opposite #B337D2; 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 #B337D2
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 #B337D2.
How #B337D2 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.
#B337D2#5D5DD2#8850D2#7474D0#9161D1#A45F5F#AA529B#727272Using #B337D2 in Code
Copy-ready declarations for the places this color usually ends up.
--color-b337d2: #B337D2;background-color: #B337D2;colors: { 'color-b337d2': '#B337D2' }Color(red: 0.702, green: 0.216, blue: 0.824)<color name="color_b337d2">#B337D2</color>fill="#B337D2"More Purple Colors
#B337D2 sits in the purple family. These are its neighbours across that family's full range, each with its own breakdown.
#B337D2 Frequently Asked Questions
What color is #B337D2?
#B337D2 is a mid-tone purple — rgb(179, 55, 210) in RGB and hsl(288, 63%, 52%) in HSL. It carries no registered color name of its own; the closest named color is Dark Orchid (#9932CC), which is clearly related but distinguishable side by side at a CIE76 distance of 8.59.
What is the RGB value of #B337D2?
#B337D2 is rgb(179, 55, 210) — red 179, green 55, and blue 210 on the 0-255 scale.
What is the CMYK value of #B337D2?
#B337D2 converts to approximately cmyk(15%, 74%, 0%, 18%). CMYK output is a mathematical approximation for planning; confirm production print colors with your printer and ICC profile.
Should text on #B337D2 be black or white?
White text is the more readable choice. #B337D2 scores 4.78:1 against white and 4.39:1 against black, and WCAG 2.2 asks for at least 4.5:1 for normal body text.
Can I write #B337D2 as a CSS color keyword?
No. #B337D2 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 8.59, which is clearly related but distinguishable side by side.
Open #B337D2 in a Tool
Keep exploring: every purple in the color library, the guide to shades of purple, or the full color library.