#000039 Hex Color
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Almost black with a cool blue cast, #000039 is a somber navy that suggests authority, security, and mystery. Its very low lightness gives interfaces and formal branding a controlled, dependable feel. Use the hex code as a dominant dark-mode background with white text, which reaches about 19.8:1 contrast. Burgundy or muted silver adds character without weakening its seriousness.
Questions about #000039
What is #000039 in RGB, HSL and CMYK?
In RGB, #000039 is rgb(0, 0, 57), in HSL hsl(240, 100%, 11%) and in CMYK 100%, 100%, 0%, 78%.
What colors pair well with #000039?
#000039 pairs well with muted silver, burgundy, and cool neutrals, which add contrast or restrained warmth without overpowering its somber navy character; use silver for refined interfaces, burgundy for richer accents, and soft gray for supporting surfaces.
Is #000039 warm or cool?
#000039 reads as a very cool, near-black navy because its limited visible color comes from blue rather than red or yellow, giving the shade a controlled, restrained appearance in formal branding and dark interfaces. It often communicates authority, security, and mystery without the visual weight of pure black.
Is #000039 readable on white or black?
#000039 has a 19.82:1 contrast ratio on white and 1.05:1 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.