#330651 Color
#330651 is rgb(51, 6, 81) in RGB, hsl(276, 86%, 17%) in HSL, and about cmyk(37%, 93%, 0%, 68%) in CMYK. It has no registered color name of its own — the closest is Petunia (#470659), clearly related but distinguishable side by side at ΔE 7.49. White text is the more readable choice on this background.
#330651rgb(51, 6, 81)hsl(276, 86%, 17%)hsv(276, 93%, 32%)cmyk(37%, 93%, 0%, 68%)oklch(25.9% 0.123 306.1)lab(11.73% 32.14 -35.39)lch(11.73% 47.81 312.24)What #330651 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 #330651, 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.
#330651 Channel Values
How #330651 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 51 · G 6 · B 81 | 8-bit channels as sent to the display |
| HSL | H 276° · S 86% · L 17% | Easiest model for building lighter and darker variants |
| HSV | H 276° · S 93% · V 32% | Matches the picker in most design tools |
| CMYK | C 37% · M 93% · Y 0% · K 68% | Approximate ink mix; confirm with an ICC profile before printing |
| Luminance | 16.33:1 vs white · 1.29:1 vs black | WCAG 2.2 relative-luminance contrast ratios |
Text Contrast & Accessibility
WCAG 2.2 contrast ratios for text on a #330651 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 #330651 in the contrast checker.
Colors That Go With #330651
Pairings derived from color-wheel relationships. The complementary color sits opposite #330651; 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 #330651
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 #330651.
How #330651 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.
#330651#141451#241051#1D1D51#271651#2A1D1D#2E1638#202020Using #330651 in Code
Copy-ready declarations for the places this color usually ends up.
--color-330651: #330651;background-color: #330651;colors: { 'color-330651': '#330651' }Color(red: 0.200, green: 0.024, blue: 0.318)<color name="color_330651">#330651</color>fill="#330651"More Purple Colors
#330651 sits in the purple family. These are its neighbours across that family's full range, each with its own breakdown.
#330651 Frequently Asked Questions
What color is #330651?
#330651 is a darkest purple — rgb(51, 6, 81) in RGB and hsl(276, 86%, 17%) in HSL. It carries no registered color name of its own; the closest named color is Petunia (#470659), which is clearly related but distinguishable side by side at a CIE76 distance of 7.49.
What is the RGB value of #330651?
#330651 is rgb(51, 6, 81) — red 51, green 6, and blue 81 on the 0-255 scale.
What is the CMYK value of #330651?
#330651 converts to approximately cmyk(37%, 93%, 0%, 68%). CMYK output is a mathematical approximation for planning; confirm production print colors with your printer and ICC profile.
Should text on #330651 be black or white?
White text is the more readable choice. #330651 scores 16.33:1 against white and 1.29:1 against black, and WCAG 2.2 asks for at least 4.5:1 for normal body text.
Can I write #330651 as a CSS color keyword?
No. #330651 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 midnightblue (#191970) at a CIE76 distance of 17.01, which is visibly different.
Open #330651 in a Tool
Keep exploring: every purple in the color library, the guide to shades of purple, or the full color library.