Explore properties, harmonies, and accessibility data for the color #FF0000. This medium shade of Redis widely used in modern design.
"Red (#FF0000) – bold, urgent, passionate. Used for errors, CTAs, alerts, sales. High-visibility color demanding attention in web & app design."
Color #FF0000 is mathematically represented by 255 red, 0 green, and 0 blue. In the HSL color space, it has a hue of 0 degrees, 100% saturation, and 50% lightness.This color is officially recognized as "Red" and is one of the standard CSS named colors supported across all modern web browsers.
Depending on the vibrant 0 hue, this color belongs to the Red spectrum.Warm colors like this often represent passion, energy, and excitement. They are excellent for attention-grabbing elements like Call-to-Action buttons.
When using #FF0000 in your projects, consider the accessibility of text to ensure your content is readable by everyone. The contrast ratio against white is 4.00:1, which is rated Large Text Only. Against black, the ratio is 5.25:1, rated AA (Standard).
Pro Tip: For optimal user experience, always ensure your primary text color has at least a 4.5:1 contrast ratio against the background color.