#40EFBE Hex Color
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This neon-leaning teal is exceptionally vivid, demanding attention with its intense, high-energy saturation. Because #40efbe is so luminous, it works best as a punchy accent color in UI design rather than a large background. It pairs well with charcoal grays or deep navies to ground its artificial brightness. Black text provides excellent readability against this hue, making it a functional choice for modern, technical interfaces.
Questions about #40efbe
What is #40efbe in RGB, HSL and CMYK?
In RGB, #40efbe is rgb(64, 239, 190), in HSL hsl(163, 85%, 59%) and in CMYK 73%, 0%, 21%, 6%.
How should I use #40efbe in UI design?
Use #40efbe as a functional accent color for buttons, alerts, or interactive elements rather than large backgrounds. Its extreme luminosity requires grounding with neutral, dark companions like charcoal or deep navy to prevent eye strain.
What text colors read well against #40efbe?
Black or very dark, cool-toned neutrals provide the best readability against #40efbe due to its high brightness. White text will disappear against this neon hue, so stick to high-contrast dark grays to maintain accessibility and clear visual hierarchy.
Is #40efbe readable on white or black?
#40efbe has a 1.46:1 contrast ratio on white and 14.30:1 on black. WCAG asks for 4.5:1 for body text and 3:1 for large text, so on white it is too faint for text and on black it works for body text. Try other pairs in the contrast checker.