#33153D Color
#33153D is rgb(51, 21, 61) in RGB, hsl(285, 49%, 16%) in HSL, and about cmyk(16%, 66%, 0%, 76%) in CMYK. It has no registered color name of its own — the closest is Dark Purple (#301934), clearly related but distinguishable side by side at ΔE 8.33. White text is the more readable choice on this background.
#33153Drgb(51, 21, 61)hsl(285, 49%, 16%)hsv(285, 66%, 24%)cmyk(16%, 66%, 0%, 76%)oklch(26% 0.079 316.9)lab(12.97% 21.13 -19.48)lch(12.97% 28.74 317.32)What #33153D 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 #33153D, 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.
#33153D Channel Values
How #33153D 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 21 · B 61 | 8-bit channels as sent to the display |
| HSL | H 285° · S 49% · L 16% | Easiest model for building lighter and darker variants |
| HSV | H 285° · S 66% · V 24% | Matches the picker in most design tools |
| CMYK | C 16% · M 66% · Y 0% · K 76% | Approximate ink mix; confirm with an ICC profile before printing |
| Luminance | 15.96:1 vs white · 1.32:1 vs black | WCAG 2.2 relative-luminance contrast ratios |
Text Contrast & Accessibility
WCAG 2.2 contrast ratios for text on a #33153D 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 #33153D in the contrast checker.
Colors That Go With #33153D
Pairings derived from color-wheel relationships. The complementary color sits opposite #33153D; 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 #33153D
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 #33153D.
How #33153D 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.
#33153D#1C1C3D#271A3D#22223D#2A1D3D#2F1D1D#301A2D#222222Using #33153D in Code
Copy-ready declarations for the places this color usually ends up.
--color-33153d: #33153D;background-color: #33153D;colors: { 'color-33153d': '#33153D' }Color(red: 0.200, green: 0.082, blue: 0.239)<color name="color_33153d">#33153D</color>fill="#33153D"More Purple Colors
#33153D sits in the purple family. These are its neighbours across that family's full range, each with its own breakdown.
#33153D Frequently Asked Questions
What color is #33153D?
#33153D is a darkest purple — rgb(51, 21, 61) in RGB and hsl(285, 49%, 16%) in HSL. It carries no registered color name of its own; the closest named color is Dark Purple (#301934), which is clearly related but distinguishable side by side at a CIE76 distance of 8.33.
What is the RGB value of #33153D?
#33153D is rgb(51, 21, 61) — red 51, green 21, and blue 61 on the 0-255 scale.
What is the CMYK value of #33153D?
#33153D converts to approximately cmyk(16%, 66%, 0%, 76%). CMYK output is a mathematical approximation for planning; confirm production print colors with your printer and ICC profile.
Should text on #33153D be black or white?
White text is the more readable choice. #33153D scores 15.96:1 against white and 1.32:1 against black, and WCAG 2.2 asks for at least 4.5:1 for normal body text.
Can I write #33153D as a CSS color keyword?
No. #33153D 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 darkslateblue (#483D8B) at a CIE76 distance of 29, which is a different colour altogether.
Open #33153D in a Tool
Keep exploring: every purple in the color library, the guide to shades of purple, or the full color library.