#1D3240 Hex Color
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This dark, muted blue features a distinct ashy undertone that pulls it away from pure navy. It functions best as a solid base for tech interfaces or moody, serious brand identities. Because white text creates a strong 13.3:1 contrast ratio, it remains highly readable for UI design. The hex code for this shade is #1d3240. Pair it with soft cream accents to prevent the palette from feeling too industrial.
Questions about #1d3240
What is #1d3240 in RGB, HSL and CMYK?
In RGB, #1d3240 is rgb(29, 50, 64), in HSL hsl(204, 38%, 18%) and in CMYK 55%, 22%, 0%, 75%.
Does #1d3240 work well for professional website interfaces?
Yes, #1d3240 acts as an excellent base for tech and corporate interfaces because its 13.3:1 contrast ratio against white text ensures high readability. This makes it a reliable alternative to standard black or charcoal backgrounds for serious digital branding.
Which accent colors complement #1d3240?
Soft cream or warm off-white tones are ideal accents for #1d3240 because they prevent the palette from feeling too industrial. You might also consider using muted sage or metallic copper for secondary elements to introduce subtle warmth without overwhelming the deep blue.
Is #1d3240 readable on white or black?
#1d3240 has a 13.27:1 contrast ratio on white and 1.58:1 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.