#646C84 Hex Color
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Muted and ashy, #646c84 is a dark blue-indigo with low saturation and a matte, dusty finish. Its restrained character suits finance, healthcare, security, and government interfaces, especially as a supporting tone beside off-white or muted gold. White text provides about 5.2:1 contrast, meeting WCAG AA for body copy. The hex code is #646c84.
Questions about #646c84
What is #646c84 in RGB, HSL and CMYK?
In RGB, #646c84 is rgb(100, 108, 132), in HSL hsl(225, 14%, 45%) and in CMYK 24%, 18%, 0%, 48%.
How does #646c84 read?
#646c84 reads as a cool, muted blue-indigo with a gray, ashy cast; its low saturation keeps it calm and understated rather than vivid, making it suitable for composed interfaces, institutional layouts, and backgrounds that need quiet visual depth.
What colors pair well with #646c84?
The #646c84 hex color pairs well with off-white, pale gray, and muted gold, which balance its dusty blue-indigo character while preserving a restrained, professional feel in interfaces and editorial layouts.
Is #646c84 readable on white or black?
#646c84 has a 5.22:1 contrast ratio on white and 4.02:1 on black. WCAG asks for 4.5:1 for body text and 3:1 for large text, so on white it works for body text and on black it works only for large text (24px, or 18.5px bold). Try other pairs in the contrast checker.