#21C458 Hex Code
Green cyan Color Codes
#21C458
Click to copy
Color Information
Name:Green cyan
Luminance:0.405
Web Safe:No
Background Preview
Sample Text
#21C458 as text color
This shows how the color appears on different backgrounds
Color Formats
HEX
#21C458
Hexadecimal color code
RGB
rgb(33, 196, 88)
Red, Green, Blue values (0-255)
HSL
hsl(140, 71%, 45%)
Hue, Saturation, Lightness
HSV
hsv(140, 83%, 77%)
Hue, Saturation, Value
CMYK
cmyk(83%, 0%, 55%, 23%)
Cyan, Magenta, Yellow, Key (Black)
LAB
lab(69.83, -62.36, 42.7)
Lightness, A (green-red), B (blue-yellow)
Accessibility Information
Contrast Ratios
White Backgroundfail
Aa
Ratio: 2.31:138/100
Black BackgroundAAA
Aa
Ratio: 9.10:1100/100
Gray Backgroundfail
Aa
Ratio: 1.71:129/100
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