Blue

#0011FF

General Information about #0011ff

The hex color #0011ff represents a vivid shade of blue. It is created by setting the red component to 0, the green component to 17, and the blue component to 255 in the RGB color model. This color is positioned in the deeper end of the blue spectrum. In web development, #0011ff is commonly used for links, buttons, and other interactive elements due to its eye-catching nature. It belongs to the category of primary colors as blue is one of the additive primaries. The color can evoke feelings of calmness and serenity. Its intense variant can also represent depth and trust in designs. From a technical perspective, understanding hex color codes is essential for web designers and developers to maintain consistency across various platforms and devices. The hex code offers a compact and universally recognized way to define colors.

The hex color #0011ff, a deep blue, presents distinct accessibility considerations for web developers. Its high saturation and low luminance result in a low contrast ratio when paired with lighter background colors like white or light grey. This can pose challenges for users with visual impairments, including those with low vision or color blindness. Adhering to WCAG guidelines is crucial; a contrast ratio of at least 4.5:1 for normal text and 3:1 for large text is recommended. Using a color contrast checker to assess combinations is advisable. Pairing #0011ff with very light hues or white should be avoided to ensure readability. Consider providing alternative text, icons, or visual cues alongside the color to enhance usability for all users. Offering user-adjustable color schemes further improves accessibility. Remember to test the design with various color blindness simulators to verify the color's effectiveness for all users.

Shades

Digital Color Formats

RGB
0 17 255
RGB0 17 255
Red
Green
Blue
HSL
236 100% 50%
23610050HSL
Hue
Saturation
Lightness
HWB
236 0% 0%
23600HWB
Hue
Whiteness
Blackness
hex#0011FF
rgb0 17 255
hsl236 100% 50%
cmyk100% 93.33% 0% 0%
hwb236 0% 0%
xyz18.25 7.62 95.12
CMYK
100% 93.33% 0% 0%
10093.3300CMYK
Cyan
Magenta
Yellow
Key
XYZ
18.25 7.62 95.12
18.257.6295.12XYZ
X
Y
Z

Alternative colors

Applications

Complementary color

Buttons

HexColo.rs © 2025