Blue

#181BFF

General Information about #181bff

The hexadecimal color code #181bff represents a specific shade of blue in the RGB (Red, Green, Blue) color model. This model uses three values to define the intensity of each primary color, ranging from 0 to 255. In this case, #181bff translates to 24 red, 27 green, and 255 blue. Hexadecimal notation is commonly used in web design and digital graphics to accurately define colors. The blue is a vibrant, strong color which has a significant presence when used in various applications. It is important to note that the perceived color can vary depending on the display and calibration of the device on which it is viewed. Understanding the RGB color model and hexadecimal representation helps designers and developers maintain consistency in color across different platforms and media.

The hex color #181bff has a low contrast ratio against white text, making it difficult for users with visual impairments to read. According to WCAG guidelines, the contrast ratio should be at least 4.5:1 for normal text and 3:1 for large text. Using this color for text on a white background would not meet these guidelines. To improve accessibility, consider using a darker shade of blue or a lighter background color to increase the contrast. Alternatively, you can use tools to simulate how the color appears to individuals with color blindness to ensure that content remains understandable for all users. Proper contrast enhances readability and ensures a better user experience for everyone, regardless of their visual abilities.

Shades

Digital Color Formats

RGB
24 27 255
RGB24 27 255
Red
Green
Blue
HSL
239.22deg 100% 54.71%
239.2210054.71HSL
Hue
Saturation
Lightness
HWB
239.22deg 9.41% 0%
239.229.410HWB
Hue
Whiteness
Blackness
hex#181BFF
rgb24 27 255
hsl239.22deg 100% 54.71%
cmyk90.59% 89.41% 0% 0%
hwb239.22deg 9.41% 0%
xyz-d650.19 0.08 0.95
oklch0.4673 0.3027 266.03
oklab0.4673 -0.02 -0.3
CMYK
90.59% 89.41% 0% 0%
90.5989.4100CMYK
Cyan
Magenta
Yellow
Key
XYZ-d65
0.19 0.08 0.95
0.190.080.95XYZ
X
Y
Z
OKLCH
0.4673 0.3027 266.03
0.46730.3027266.03LCH
Lightness
Chroma
Hue
OKLAB
0.4673 -0.02 -0.3
0.4673-0.02-0.3LAB
Lightness
Green-Red
Blue-Yellow

Alternative colors

Applications

Complementary color

Buttons