Dark Periwinkle Color – #665fd1: Codes and Complete Breakdown
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The Dark Periwinkle color hex code is #665fd1, and it is composed of 40% red, 37% green and 82% blue.
Dark Periwinkle is a dark, muted, and cool color at 55% saturation. It has a contrast ratio of 5.09:1 against a white background, which passes WCAG AA (Web Content Accessibility Guidelines, Level AA) compliance.
For better visibility, it is recommended to use the Dark Periwinkle color (#665fd1) against light backgrounds.

Dark Periwinkle Color Shades
Complementary colors
Triadic colors
Tints or lighter colors
Darker colors
Analogous colors
Monochromatic colors
#665fd1
Dark Periwinkle Color Codes and Information
Here’s a complete breakdown of the color Dark Periwinkle, including its HEX, RGB, HSL, and CMYK values, as well as other information about the color.
| Data Type | Values/Details |
|---|---|
| Hex | #665fd1 |
| RGB | rgb(102,95,209) |
| HSL | hsl(244,55.3%,59.6%) |
| CMYK | 51, 55, 0, 18 |
| HSV | 244, 55, 82 |
| RGB % | 40, 37, 82 |
| XYZ | 21.1, 15.6, 62.2 |
| LAB | 46.4, 33.6, -58.3 |
| Color Category | Dark |
| Color Family | Blue |
| Saturation | 55% |
| Temperature | Cool |
| Contrast Ratio Againt White (#ffffff) | 5.09 (passes WCAG AA) |
| Contrast Ratio Againt Black (#000000) | 4.12 (fails WCAG AA) |
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