Dark Blue

#1800CA

General Information about #1800CA

The hexadecimal color code #1800CA represents a specific point in the color spectrum, commonly perceived as a dark shade of blue. In the RGB (Red, Green, Blue) color model, it consists of 9.41% red, 0% green, and 79.22% blue. This signifies that the blue component is dominant, resulting in the deep blue hue. In the CMYK (Cyan, Magenta, Yellow, Black) color model, it is composed of 88.19% cyan, 100% magenta, 0% yellow, and 20.78% black. This color is mostly used in digital art, web design, and graphic design to convey feelings of trust, loyalty, and intelligence. Colors like #1800CA are vital in branding and marketing for setting a tone and attracting certain demographics.

The color #1800CA, a deep shade of blue, presents some accessibility challenges, particularly in text-based applications. Its low luminance value means it requires careful consideration of contrast ratios. When used as a foreground color, it's crucial to pair it with a very light background to ensure sufficient contrast for readability, ideally achieving a contrast ratio of at least 4.5:1 as recommended by WCAG guidelines for normal text. For large text, a contrast ratio of 3:1 is acceptable. If used for interactive elements like buttons or links, additional visual cues such as borders or changes in color on hover are beneficial. Due to its strong hue, it's advisable to avoid using it for conveying critical information alone, especially to users with color vision deficiencies. Providing redundant cues, such as text labels or icons, can enhance the overall accessibility. Thorough testing with assistive technologies is recommended to ensure optimal user experience.

Shades

Digital Color Formats

RGB
24 0 202
RGB24 0 202
Red
Green
Blue
HSL
247.13deg 100% 39.61%
247.1310039.61HSL
Hue
Saturation
Lightness
HWB
247.13deg 0% 20.78%
247.13020.78HWB
Hue
Whiteness
Blackness
hex#1800CA
rgb24 0 202
hsl247.13deg 100% 39.61%
cmyk88.12% 100% 0% 20.78%
hwb247.13deg 0% 20.78%
xyz-d650.11 0.04 0.56
oklch0.3851 0.2587 267.31
oklab0.3851 -0.01 -0.26
CMYK
88.12% 100% 0% 20.78%
88.12100020.78CMYK
Cyan
Magenta
Yellow
Key
XYZ-d65
0.11 0.04 0.56
0.110.040.56XYZ
X
Y
Z
OKLCH
0.3851 0.2587 267.31
0.38510.2587267.31LCH
Lightness
Chroma
Hue
OKLAB
0.3851 -0.01 -0.26
0.3851-0.01-0.26LAB
Lightness
Green-Red
Blue-Yellow

Alternative colors

Applications

Complementary color

Buttons