#E21D1D Hex Code
Red Color Codes
#E21D1D
Click to copy
Color Information
Name:Red
Luminance:0.171
Web Safe:No
Background Preview
Sample Text
#E21D1D as text color
This shows how the color appears on different backgrounds
Color Formats
HEX
#E21D1D
Hexadecimal color code
RGB
rgb(226, 29, 29)
Red, Green, Blue values (0-255)
HSL
hsl(0, 77%, 50%)
Hue, Saturation, Lightness
HSV
hsv(0, 87%, 89%)
Hue, Saturation, Value
CMYK
cmyk(0%, 87%, 87%, 11%)
Cyan, Magenta, Yellow, Key (Black)
LAB
lab(48.43, 70.21, 52.18)
Lightness, A (green-red), B (blue-yellow)
Accessibility Information
Contrast Ratios
White BackgroundAA
Aa
Ratio: 4.74:175/100
Black Backgroundfail
Aa
Ratio: 4.43:150/100
Gray Backgroundfail
Aa
Ratio: 1.20:120/100
WCAG Guidelines
AAAContrast ratio of 7:1 or higher (Enhanced)
AAContrast ratio of 4.5:1 or higher (Standard)
FAILContrast ratio below 4.5:1 (Not recommended)
Color Harmonies