#0000A4 Hex Color
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This saturated, deep blue carries a professional weight that commands attention. Because of its intensity, #0000a4 functions best as a dominant base for corporate branding or modern dark mode UI. White text provides excellent contrast against this shade, ensuring readability for body content. Avoid using it alongside other intense primary colors, as it often looks more stable when paired with muted grays or subtle metallic accents.
Questions about #0000a4
What is #0000a4 in RGB, HSL and CMYK?
In RGB, #0000a4 is rgb(0, 0, 164), in HSL hsl(240, 100%, 32%) and in CMYK 100%, 100%, 0%, 36%.
Does #0000a4 work well for large blocks of text?
Yes, but it performs best as an accent or background when paired with high-contrast text. While readable, ensure white or very light text is used against #0000a4 to maintain accessibility standards for body content and interface elements.
What colors pair naturally with #0000a4 for professional designs?
This deep blue anchors well against cool gray or metallic silver accents, which soften its intensity. Avoid pairing it with other highly saturated primary colors, as this can create visual vibration and make the design look unstable or cluttered.
Is #0000a4 readable on white or black?
#0000a4 has a 13.67:1 contrast ratio on white and 1.53:1 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.