Color Indicator
Fluent Dark Gray Color Code #212121
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About this color
#212121 · Fluent Dark Gray
Fluent UI Dark Background (#212121). A reliable, professional neutral for modern software layers and high-contrast dark themes. Get HEX, RGB, and HSL values, use the palette generator, and explore brand colors for UI, marketing, and product design. Complementary (212121) and triad (212121, 212121) variants keep contrast in check.