Black Locust Color – #646763: Codes and Complete Breakdown
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The Black Locust color hex code is #646763, and it is composed of 39% red, 40% green and 39% blue.
Black Locust is a dark, dull, desaturated, and cool color at 4% saturation. It has a contrast ratio of 5.73:1 against a white background, which passes WCAG AA (Web Content Accessibility Guidelines, Level AA) compliance.
For better visibility, it is recommended to use the Black Locust color (#646763) against light backgrounds.

Black Locust Color Shades
Complementary colors
Triadic colors
Tints or lighter colors
Darker colors
Analogous colors
Monochromatic colors
#646763
Black Locust Color Codes and Information
Here’s a complete breakdown of the color Black Locust, including its HEX, RGB, HSL, and CMYK values, as well as other information about the color.
| Data Type | Values/Details |
|---|---|
| Hex | #646763 |
| RGB | rgb(100,103,99) |
| HSL | hsl(105,2%,39.6%) |
| CMYK | 3, 0, 4, 60 |
| HSV | 105, 4, 40 |
| RGB % | 39, 40, 39 |
| XYZ | 12.4, 13.3, 13.7 |
| LAB | 43.2, -1.6, 1.9 |
| Color Category | Dark |
| Color Family | Gray |
| Saturation | 4% |
| Temperature | Cool |
| Contrast Ratio Againt White (#ffffff) | 5.73 (passes WCAG AA) |
| Contrast Ratio Againt Black (#000000) | 3.66 (fails WCAG AA) |
Similar Colors to Black Locust Color
#090807

Accursed Black
#3e2a2c

Wenge Black
#1f262a

Washed Black
#004242

Warm Black
#49434a

Violet Black
#2f2a41

Viola Black
#232324

Verified Black
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Velvet Black










