#551B52 Color
#551B52 is rgb(85, 27, 82) in RGB, hsl(303, 52%, 22%) in HSL, and about cmyk(0%, 68%, 4%, 67%) in CMYK. It has no registered color name of its own — the closest is Palatinate Purple (#682860), clearly related but distinguishable side by side at ΔE 6.69. White text is the more readable choice on this background.
#551B52rgb(85, 27, 82)hsl(303, 52%, 22%)hsv(303, 68%, 33%)cmyk(0%, 68%, 4%, 67%)oklch(33.6% 0.113 329.9)lab(21.28% 32.84 -20.39)lch(21.28% 38.66 328.17)What #551B52 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 #551B52, 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 pink in the library.
#551B52 Channel Values
How #551B52 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 85 · G 27 · B 82 | 8-bit channels as sent to the display |
| HSL | H 303° · S 52% · L 22% | Easiest model for building lighter and darker variants |
| HSV | H 303° · S 68% · V 33% | Matches the picker in most design tools |
| CMYK | C 0% · M 68% · Y 4% · K 67% | Approximate ink mix; confirm with an ICC profile before printing |
| Luminance | 12.61:1 vs white · 1.66:1 vs black | WCAG 2.2 relative-luminance contrast ratios |
Text Contrast & Accessibility
WCAG 2.2 contrast ratios for text on a #551B52 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 #551B52 in the contrast checker.
Colors That Go With #551B52
Pairings derived from color-wheel relationships. The complementary color sits opposite #551B52; 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 #551B52
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 #551B52.
How #551B52 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.
#551B52#2B2B52#402652#363651#452E51#512727#52233C#333333Using #551B52 in Code
Copy-ready declarations for the places this color usually ends up.
--color-551b52: #551B52;background-color: #551B52;colors: { 'color-551b52': '#551B52' }Color(red: 0.333, green: 0.106, blue: 0.322)<color name="color_551b52">#551B52</color>fill="#551B52"More Pink Colors
#551B52 sits in the pink family. These are its neighbours across that family's full range, each with its own breakdown.
#551B52 Frequently Asked Questions
What color is #551B52?
#551B52 is a dark pink — rgb(85, 27, 82) in RGB and hsl(303, 52%, 22%) in HSL. It carries no registered color name of its own; the closest named color is Palatinate Purple (#682860), which is clearly related but distinguishable side by side at a CIE76 distance of 6.69.
What is the RGB value of #551B52?
#551B52 is rgb(85, 27, 82) — red 85, green 27, and blue 82 on the 0-255 scale.
What is the CMYK value of #551B52?
#551B52 converts to approximately cmyk(0%, 68%, 4%, 67%). CMYK output is a mathematical approximation for planning; confirm production print colors with your printer and ICC profile.
Should text on #551B52 be black or white?
White text is the more readable choice. #551B52 scores 12.61:1 against white and 1.66:1 against black, and WCAG 2.2 asks for at least 4.5:1 for normal body text.
Can I write #551B52 as a CSS color keyword?
No. #551B52 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 26.67, which is a different colour altogether.
Open #551B52 in a Tool
Keep exploring: every pink in the color library, the guide to shades of pink, or the full color library.