Dark Blue

#0A01C9

General Information about #0A01C9

The hexadecimal color #0A01C9, often referred to as a dark blue or deep indigo, is a color defined within the sRGB color space. In the RGB (Red, Green, Blue) model, it is composed of 3.92% red, 0.39% green, and 78.82% blue. This signifies a strong dominance of blue, which accounts for its characteristic deep blue appearance. Its primary use lies in digital design, where it is used in web pages, applications, and graphic design. It is important to note that the hex code #0A01C9 is only a representation of the color. The human perception of colors is more complex, as the surrounding colors have influence on the perceived color.

The color #0A01C9, a dark blue, presents several accessibility considerations for web development. Its low luminance value means that it requires careful attention to contrast ratios to ensure readability, especially for users with visual impairments. According to WCAG guidelines, sufficient contrast is crucial for text and interactive elements. Therefore, when using #0A01C9 as a background, pairing it with very light text colors, such as white or a light yellow, is recommended to achieve a contrast ratio of at least 4.5:1 for normal text and 3:1 for large text. Moreover, avoid using this color for essential visual cues without additional indicators, as users with color blindness might struggle to differentiate it from other dark colors. Providing alternative cues like text labels or icons can significantly improve accessibility.

Shades

Digital Color Formats

RGB
10 1 201
RGB10 1 201
Red
Green
Blue
HSL
242.7deg 99.01% 39.61%
242.799.0139.61HSL
Hue
Saturation
Lightness
HWB
242.7deg 0.39% 21.18%
242.70.3921.18HWB
Hue
Whiteness
Blackness
hex#0A01C9
rgb10 1 201
hsl242.7deg 99.01% 39.61%
cmyk95.02% 99.5% 0% 21.18%
hwb242.7deg 0.39% 21.18%
xyz-d650.11 0.04 0.56
oklch0.3803 0.2601 265.2
oklab0.3803 -0.02 -0.26
CMYK
95.02% 99.5% 0% 21.18%
95.0299.5021.18CMYK
Cyan
Magenta
Yellow
Key
XYZ-d65
0.11 0.04 0.56
0.110.040.56XYZ
X
Y
Z
OKLCH
0.3803 0.2601 265.2
0.38030.2601265.2LCH
Lightness
Chroma
Hue
OKLAB
0.3803 -0.02 -0.26
0.3803-0.02-0.26LAB
Lightness
Green-Red
Blue-Yellow

Alternative colors

Applications

Complementary color

Buttons