#21E3FD Hex Code
Cyan Color Codes
#21E3FD
Click to copy
Color Information
Name:Cyan
Luminance:0.624
Web Safe:No
Background Preview
Sample Text
#21E3FD as text color
This shows how the color appears on different backgrounds
Color Formats
HEX
#21E3FD
Hexadecimal color code
RGB
rgb(33, 227, 253)
Red, Green, Blue values (0-255)
HSL
hsl(187, 98%, 56%)
Hue, Saturation, Lightness
HSV
hsv(187, 87%, 99%)
Hue, Saturation, Value
CMYK
cmyk(87%, 10%, 0%, 1%)
Cyan, Magenta, Yellow, Key (Black)
LAB
lab(83.1, -35.09, -25.18)
Lightness, A (green-red), B (blue-yellow)
Accessibility Information
Contrast Ratios
White Backgroundfail
Aa
Ratio: 1.56:126/100
Black BackgroundAAA
Aa
Ratio: 13.47:1100/100
Gray Backgroundfail
Aa
Ratio: 2.53:142/100
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