#0040F0 Hex Color
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#0040f0 is a highly saturated, cool blue with strong depth and an electric edge. Its vivid chroma brings energy and urgency, while its darker value adds control and a serious edge. Use the hex code for calls to action, technology interfaces, or bold accents. White text reaches about 7.0:1 contrast, meeting WCAG AA for small body text.
Questions about #0040f0
What is #0040f0 in RGB, HSL and CMYK?
In RGB, #0040f0 is rgb(0, 64, 240), in HSL hsl(224, 100%, 47%) and in CMYK 100%, 73%, 0%, 6%.
What colors pair well with #0040f0?
#0040f0 pairs well with warm off-white and burgundy, which soften its high saturation without competing for attention in a digital interface or brand palette built around strong calls to action. Keep burgundy to small emphasis points.
Is #0040f0 readable on white or black?
#0040f0 has a 7.01:1 contrast ratio on white and 2.99:1 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.