#171D28 Hex Color
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This inky, almost grey shade feels serious and grounded. Its dim, shadowy appearance provides a sense of reliability and security, making it a strong choice for technology, finance, or legal branding. Because it creates a moody, clean background, designers often pair it with bright accents for high contrast. The hex code for this dark blue is #171d28.
Questions about #171d28
What is #171d28 in RGB, HSL and CMYK?
In RGB, #171d28 is rgb(23, 29, 40), in HSL hsl(219, 27%, 12%) and in CMYK 42%, 27%, 0%, 84%.
What design aesthetic suits this deep blue?
This shade works exceptionally well in professional environments like finance or technology, where it signals reliability, security, and structure. Its dark, moody quality allows bright accent colors to pop, making it a functional choice for clean, minimalist interfaces.
Is #171d28 readable on white or black?
#171d28 has a 16.89:1 contrast ratio on white and 1.24:1 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 is too faint for text. Try other pairs in the contrast checker.