#660550 Color
#660550 is rgb(102, 5, 80) in RGB, hsl(314, 91%, 21%) in HSL, and about cmyk(0%, 95%, 22%, 60%) in CMYK. It has no registered color name of its own — the closest is Byzantium (#702963), visibly different at ΔE 10. White text is the more readable choice on this background.
#660550rgb(102, 5, 80)hsl(314, 91%, 21%)hsv(314, 95%, 40%)cmyk(0%, 95%, 22%, 60%)oklch(34.7% 0.145 340.5)lab(22.13% 44.23 -17.41)lch(22.13% 47.53 338.52)What #660550 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 #660550, 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.
#660550 Channel Values
How #660550 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 102 · G 5 · B 80 | 8-bit channels as sent to the display |
| HSL | H 314° · S 91% · L 21% | Easiest model for building lighter and darker variants |
| HSV | H 314° · S 95% · V 40% | Matches the picker in most design tools |
| CMYK | C 0% · M 95% · Y 22% · K 60% | Approximate ink mix; confirm with an ICC profile before printing |
| Luminance | 12.33:1 vs white · 1.7:1 vs black | WCAG 2.2 relative-luminance contrast ratios |
Text Contrast & Accessibility
WCAG 2.2 contrast ratios for text on a #660550 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 #660550 in the contrast checker.
Colors That Go With #660550
Pairings derived from color-wheel relationships. The complementary color sits opposite #660550; 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 #660550
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 #660550.
How #660550 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.
#660550#2B2B50#492150#3C3C4E#502E4F#621C1C#641538#353535Using #660550 in Code
Copy-ready declarations for the places this color usually ends up.
--color-660550: #660550;background-color: #660550;colors: { 'color-660550': '#660550' }Color(red: 0.400, green: 0.020, blue: 0.314)<color name="color_660550">#660550</color>fill="#660550"More Pink Colors
#660550 sits in the pink family. These are its neighbours across that family's full range, each with its own breakdown.
#660550 Frequently Asked Questions
What color is #660550?
#660550 is a dark pink — rgb(102, 5, 80) in RGB and hsl(314, 91%, 21%) in HSL. It carries no registered color name of its own; the closest named color is Byzantium (#702963), which is visibly different at a CIE76 distance of 10.
What is the RGB value of #660550?
#660550 is rgb(102, 5, 80) — red 102, green 5, and blue 80 on the 0-255 scale.
What is the CMYK value of #660550?
#660550 converts to approximately cmyk(0%, 95%, 22%, 60%). CMYK output is a mathematical approximation for planning; confirm production print colors with your printer and ICC profile.
Should text on #660550 be black or white?
White text is the more readable choice. #660550 scores 12.33:1 against white and 1.7:1 against black, and WCAG 2.2 asks for at least 4.5:1 for normal body text.
Can I write #660550 as a CSS color keyword?
No. #660550 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 purple (#800080) at a CIE76 distance of 23.56, which is visibly different.
Open #660550 in a Tool
Keep exploring: every pink in the color library, the guide to shades of pink, or the full color library.