#21A5FD Hex Code
Blue cyan Color Codes
#21A5FD
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Color Information
Name:Blue cyan
Luminance:0.343
Web Safe:No
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Sample Text
#21A5FD as text color
This shows how the color appears on different backgrounds
Color Formats
HEX
#21A5FD
Hexadecimal color code
RGB
rgb(33, 165, 253)
Red, Green, Blue values (0-255)
HSL
hsl(204, 98%, 56%)
Hue, Saturation, Lightness
HSV
hsv(204, 87%, 99%)
Hue, Saturation, Value
CMYK
cmyk(87%, 35%, 0%, 1%)
Cyan, Magenta, Yellow, Key (Black)
LAB
lab(65.22, -2.93, -52.99)
Lightness, A (green-red), B (blue-yellow)
Accessibility Information
Contrast Ratios
White Backgroundfail
Aa
Ratio: 2.67:145/100
Black BackgroundAAA
Aa
Ratio: 7.87:1100/100
Gray Backgroundfail
Aa
Ratio: 1.48:125/100
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