Mirage

#181821

General Information

The hexadecimal color code #181821 represents a dark shade of blue-gray. In the RGB color model, it consists of 9.41% red, 9.41% green, and 12.94% blue. It is often described as 'Mirage' due to its subtle and mysterious nature, reminiscent of a nighttime desert landscape. Colors like this are frequently used in designs to evoke feelings of calm, sophistication, and understated elegance. In terms of color theory, #181821 belongs to the family of near-black colors, making it suitable for creating contrasts with lighter shades or for use as a background that doesn't distract from foreground elements. Its subtle bluish undertone differentiates it from pure black, adding a layer of visual complexity and depth.

The color #181821, also known as Mirage, presents significant accessibility challenges, especially regarding text contrast. When used as a background color, it requires extremely light text to ensure readability. A contrast ratio of at least 4.5:1 is recommended for normal-sized text and 3:1 for large text to meet WCAG AA standards. For users with visual impairments, including those with low vision or color blindness, insufficient contrast can make content completely illegible. Tools like contrast checkers are vital to verify that text and interactive elements are sufficiently distinguishable against a Mirage background. Consider alternatives or modifications, such as lighter shades or text outlines, to improve accessibility. Non-text elements like icons also require careful consideration to ensure they are perceivable and understandable. Always prioritize user testing with diverse user groups to validate accessibility choices.

Shades

Digital Color Formats

RGB
24 24 33
RGB24 24 33
Red
Green
Blue
HSL
240 15.79% 11.18%
24015.7911.18HSL
Hue
Saturation
Lightness
HWB
240 9.41% 87.06%
2409.4187.06HWB
Hue
Whiteness
Blackness
hex#181821
rgb24 24 33
hsl240 15.79% 11.18%
cmyk27.27% 27.27% 0% 87.06%
hwb240 9.41% 87.06%
xyz-d650.01 0.01 0.02
oklch0.2133 0.0177 284.8
oklab0.2133 0 -0.02
CMYK
27.27% 27.27% 0% 87.06%
27.2727.27087.06CMYK
Cyan
Magenta
Yellow
Key
XYZ-d65
0.01 0.01 0.02
0.010.010.02XYZ
X
Y
Z
OKLCH
0.2133 0.0177 284.8
0.21330.0177284.8LCH
Lightness
Chroma
Hue
OKLAB
0.2133 0 -0.02
0.21330-0.02LAB
Lightness
Green–Red
Blue–Yellow

Alternative colors

Applications

Complementary color

Buttons