#666699 Hex Code
Blue Color Codes
#666699
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Color Information
Name:Blue
Luminance:0.146
Web Safe:Yes
Background Preview
Sample Text
#666699 as text color
This shows how the color appears on different backgrounds
Color Formats
HEX
#666699
Hexadecimal color code
RGB
rgb(102, 102, 153)
Red, Green, Blue values (0-255)
HSL
hsl(240, 20%, 50%)
Hue, Saturation, Lightness
HSV
hsv(240, 33%, 60%)
Hue, Saturation, Value
CMYK
cmyk(33%, 33%, 0%, 40%)
Cyan, Magenta, Yellow, Key (Black)
LAB
lab(45.12, 12.52, -27.76)
Lightness, A (green-red), B (blue-yellow)
Accessibility Information
Contrast Ratios
White BackgroundAA
Aa
Ratio: 5.35:175/100
Black Backgroundfail
Aa
Ratio: 3.93:150/100
Gray Backgroundfail
Aa
Ratio: 1.35:123/100
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