Dark Blue

#0000CA

General Information about #0000ca

The hex color #0000ca, also known as Dark Blue, is a deep and intense shade of blue. In the RGB color model, it consists of 0 red, 0 green, and 202 blue. It has a strong blue component, making it a cool and calming color. In the world of color theory, dark blue represents stability, trust, and confidence. It is often associated with authority, intelligence, and seriousness. This color is commonly used in corporate branding, government institutions, and educational settings to convey a sense of reliability and professionalism. The hexadecimal system is a base-16 numbering system that is widely used in computing and digital design to represent colors. Each pair of digits in the hex code represents the intensity of red, green, and blue light, respectively.

The hex color #0000ca, a deep dark blue, presents certain accessibility challenges, especially in text-based applications. When used as a text color, it requires a very light background to ensure sufficient contrast, meeting WCAG (Web Content Accessibility Guidelines) standards for readability. A contrast ratio of at least 4.5:1 is recommended for standard text and 3:1 for large text. Conversely, if used as a background color, text should be light, such as white or a very pale yellow. It's advisable to test color combinations with accessibility tools to ensure compliance. Avoid pairing it with similar dark colors, as this would create insufficient contrast. Consider using a lighter tint of blue or a completely different, brighter color palette for interactive elements to enhance visibility for users with visual impairments.

Shades

Digital Color Formats

RGB
0 0 202
RGB0 0 202
Red
Green
Blue
HSL
240deg 100% 39.61%
24010039.61HSL
Hue
Saturation
Lightness
HWB
240deg 0% 20.78%
240020.78HWB
Hue
Whiteness
Blackness
hex#0000CA
rgb0 0 202
hsl240deg 100% 39.61%
cmyk100% 100% 0% 20.78%
hwb240deg 0% 20.78%
xyz-d650.11 0.04 0.56
oklch0.3793 0.2629 264.07
oklab0.3793 -0.03 -0.26
CMYK
100% 100% 0% 20.78%
100100020.78CMYK
Cyan
Magenta
Yellow
Key
XYZ-d65
0.11 0.04 0.56
0.110.040.56XYZ
X
Y
Z
OKLCH
0.3793 0.2629 264.07
0.37930.2629264.07LCH
Lightness
Chroma
Hue
OKLAB
0.3793 -0.03 -0.26
0.3793-0.03-0.26LAB
Lightness
Green-Red
Blue-Yellow

Alternative colors

Applications

Complementary color

Buttons