#51517B Hex Code
Blue Color Codes
#51517B
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Color Information
Name:Blue
Luminance:0.091
Web Safe:No
Background Preview
Sample Text
#51517B as text color
This shows how the color appears on different backgrounds
Color Formats
HEX
#51517B
Hexadecimal color code
RGB
rgb(81, 81, 123)
Red, Green, Blue values (0-255)
HSL
hsl(240, 21%, 40%)
Hue, Saturation, Lightness
HSV
hsv(240, 34%, 48%)
Hue, Saturation, Value
CMYK
cmyk(34%, 34%, 0%, 52%)
Cyan, Magenta, Yellow, Key (Black)
LAB
lab(36.11, 10.74, -23.78)
Lightness, A (green-red), B (blue-yellow)
Accessibility Information
Contrast Ratios
White BackgroundAAA
Aa
Ratio: 7.47:1100/100
Black Backgroundfail
Aa
Ratio: 2.81:147/100
Gray Backgroundfail
Aa
Ratio: 1.89:132/100
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