#51A7E1 Hex Code
Blue cyan Color Codes
#51A7E1
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Color Information
Name:Blue cyan
Luminance:0.348
Web Safe:No
Background Preview
Sample Text
#51A7E1 as text color
This shows how the color appears on different backgrounds
Color Formats
HEX
#51A7E1
Hexadecimal color code
RGB
rgb(81, 167, 225)
Red, Green, Blue values (0-255)
HSL
hsl(204, 71%, 60%)
Hue, Saturation, Lightness
HSV
hsv(204, 64%, 88%)
Hue, Saturation, Value
CMYK
cmyk(64%, 26%, 0%, 12%)
Cyan, Magenta, Yellow, Key (Black)
LAB
lab(65.61, -8.33, -36.96)
Lightness, A (green-red), B (blue-yellow)
Accessibility Information
Contrast Ratios
White Backgroundfail
Aa
Ratio: 2.64:144/100
Black BackgroundAAA
Aa
Ratio: 7.96:1100/100
Gray Backgroundfail
Aa
Ratio: 1.50:125/100
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