#1B21E4 Hex Code
Blue Color Codes
#1B21E4
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Color Information
Name:Blue
Luminance:0.069
Web Safe:No
Background Preview
Sample Text
#1B21E4 as text color
This shows how the color appears on different backgrounds
Color Formats
HEX
#1B21E4
Hexadecimal color code
RGB
rgb(27, 33, 228)
Red, Green, Blue values (0-255)
HSL
hsl(238, 79%, 50%)
Hue, Saturation, Lightness
HSV
hsv(238, 88%, 89%)
Hue, Saturation, Value
CMYK
cmyk(88%, 86%, 0%, 11%)
Cyan, Magenta, Yellow, Key (Black)
LAB
lab(31.63, 64.9, -93.68)
Lightness, A (green-red), B (blue-yellow)
Accessibility Information
Contrast Ratios
White BackgroundAAA
Aa
Ratio: 8.81:1100/100
Black Backgroundfail
Aa
Ratio: 2.38:140/100
Gray Backgroundfail
Aa
Ratio: 2.23:137/100
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