Dark Blue

#1809BD

General Information about #1809BD

The hex color #1809bd is a dark shade of blue, often categorized as a dark blue or indigo. It is composed of 9.4% red, 3.5% green, and 74.1% blue. In the RGB color model, it corresponds to the values R:24, G:9, B:189. In the CMYK color model, it is composed of 87.3% cyan, 95.2% magenta, 0% yellow, and 25.9% black. This hex code is frequently utilized in digital design, including web development, graphic design, and user interface design. Understanding the composition of this color, and its representation in different color models, can help designers to effectively incorporate it into their projects, ensuring color accuracy across different media and platforms. The color provides a deep and rich aesthetic which can be beneficial in certain contexts.

The hex color #1809bd presents some accessibility challenges, primarily due to its dark nature. When used as a background color, it necessitates very light text to ensure sufficient contrast for readability. According to WCAG (Web Content Accessibility Guidelines), a contrast ratio of at least 4.5:1 is recommended for standard text and 3:1 for large text. Using a color like white (#ffffff) or a very light shade of yellow or gray would be crucial to meet these guidelines. Conversely, using #1809bd as a text color would require a very light background. Tools are available online to check the contrast ratio between colors to ensure compliance. Proper color choices are vital for users with visual impairments, including those with low vision or color blindness, to comfortably access and understand content. Always test color combinations to guarantee optimal accessibility.

Shades

Digital Color Formats

RGB
24 9 189
RGB24 9 189
Red
Green
Blue
HSL
245deg 90.91% 38.82%
24590.9138.82HSL
Hue
Saturation
Lightness
HWB
245deg 3.53% 25.88%
2453.5325.88HWB
Hue
Whiteness
Blackness
hex#1809BD
rgb24 9 189
hsl245deg 90.91% 38.82%
cmyk87.3% 95.24% 0% 25.88%
hwb245deg 3.53% 25.88%
xyz-d650.1 0.04 0.48
oklch0.3716 0.2427 267.77
oklab0.3716 -0.01 -0.24
CMYK
87.3% 95.24% 0% 25.88%
87.395.24025.88CMYK
Cyan
Magenta
Yellow
Key
XYZ-d65
0.1 0.04 0.48
0.10.040.48XYZ
X
Y
Z
OKLCH
0.3716 0.2427 267.77
0.37160.2427267.77LCH
Lightness
Chroma
Hue
OKLAB
0.3716 -0.01 -0.24
0.3716-0.01-0.24LAB
Lightness
Green-Red
Blue-Yellow

Alternative colors

Applications

Complementary color

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