#551B54 Color
#551B54 is rgb(85, 27, 84) in RGB, hsl(301, 52%, 22%) in HSL, and about cmyk(0%, 68%, 1%, 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 6.78. White text is the more readable choice on this background.
#551B54rgb(85, 27, 84)hsl(301, 52%, 22%)hsv(301, 68%, 33%)cmyk(0%, 68%, 1%, 67%)oklch(33.7% 0.115 328.4)lab(21.37% 33.13 -21.58)lch(21.37% 39.54 326.92)What #551B54 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 #551B54, 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.
#551B54 Channel Values
How #551B54 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 84 | 8-bit channels as sent to the display |
| HSL | H 301° · S 52% · L 22% | Easiest model for building lighter and darker variants |
| HSV | H 301° · S 68% · V 33% | Matches the picker in most design tools |
| CMYK | C 0% · M 68% · Y 1% · K 67% | Approximate ink mix; confirm with an ICC profile before printing |
| Luminance | 12.57:1 vs white · 1.67:1 vs black | WCAG 2.2 relative-luminance contrast ratios |
Text Contrast & Accessibility
WCAG 2.2 contrast ratios for text on a #551B54 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 #551B54 in the contrast checker.
Colors That Go With #551B54
Pairings derived from color-wheel relationships. The complementary color sits opposite #551B54; 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 #551B54
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 #551B54.
How #551B54 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.
#551B54#2B2B54#402654#363653#452E53#502828#52233E#333333Using #551B54 in Code
Copy-ready declarations for the places this color usually ends up.
--color-551b54: #551B54;background-color: #551B54;colors: { 'color-551b54': '#551B54' }Color(red: 0.333, green: 0.106, blue: 0.329)<color name="color_551b54">#551B54</color>fill="#551B54"More Pink Colors
#551B54 sits in the pink family. These are its neighbours across that family's full range, each with its own breakdown.
#551B54 Frequently Asked Questions
What color is #551B54?
#551B54 is a dark pink — rgb(85, 27, 84) in RGB and hsl(301, 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 6.78.
What is the RGB value of #551B54?
#551B54 is rgb(85, 27, 84) — red 85, green 27, and blue 84 on the 0-255 scale.
What is the CMYK value of #551B54?
#551B54 converts to approximately cmyk(0%, 68%, 1%, 67%). CMYK output is a mathematical approximation for planning; confirm production print colors with your printer and ICC profile.
Should text on #551B54 be black or white?
White text is the more readable choice. #551B54 scores 12.57:1 against white and 1.67:1 against black, and WCAG 2.2 asks for at least 4.5:1 for normal body text.
Can I write #551B54 as a CSS color keyword?
No. #551B54 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 25.78, which is a different colour altogether.
Open #551B54 in a Tool
Keep exploring: every pink in the color library, the guide to shades of pink, or the full color library.