#171A1D Hex Color
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#171a1d is a very dark, muted grey with a slight cool, ashy cast. Its low lightness creates a serious, restrained mood suited to dark-mode interfaces, architectural layouts, and minimal branding. Use it as a dominant background with white text, which achieves about 17.5:1 contrast. The hex code #171a1d also frames brighter accents cleanly.
Questions about #171a1d
What is #171a1d in RGB, HSL and CMYK?
In RGB, #171a1d is rgb(23, 26, 29), in HSL hsl(210, 12%, 10%) and in CMYK 21%, 10%, 0%, 89%.
What colors pair well with #171a1d?
#171a1d pairs well with white, cool gray, silver, and vivid accents because its near-black base creates clear separation, while muted terracotta or ochre add warmth without fighting its cool, ashy cast.
Does #171a1d read as warm or cool?
#171a1d reads as a cool dark gray because its blue and green channels sit slightly above its red channel, creating a subtle ashy cast rather than a warm charcoal appearance.
Is #171a1d readable on white or black?
#171a1d has a 17.47:1 contrast ratio on white and 1.20:1 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.