Cobalt

#0345B0

General Information about Cobalt (#0345B0)

The hex color code #0345B0, also known as Cobalt, is a dark, saturated blue. It is composed of 1.18% red, 27.06% green, and 69.02% blue. In the RGB color model, #0345B0 has the numerical representation (3, 69, 176). When converted to the CMYK color model, it is composed of 98.29% cyan, 60.8% magenta, 0% yellow, and 30.98% black. This color is often associated with feelings of trust, loyalty, wisdom, confidence, intelligence, faith, truth, and heaven. Cobalt blue pigments have a rich history, dating back centuries, and are commonly used in various art forms, including painting, ceramics, and stained glass. The color’s depth and intensity make it a popular choice for adding a touch of elegance and sophistication to designs.

The color #0345B0, a deep cobalt blue, presents several accessibility considerations for web developers. Due to its low luminance, it's crucial to ensure sufficient contrast against background colors, especially white. A contrast ratio of at least 4.5:1 is recommended for normal text and 3:1 for large text to comply with WCAG guidelines. When using this color for text, consider pairing it with light yellows, oranges, or light shades of green to enhance readability for users with visual impairments. Avoid using it for essential UI elements without proper contrast, as it may be difficult for some users to perceive. Additionally, consider providing alternative visual cues, such as icons or text labels, alongside color-coded information to accommodate users with color vision deficiencies. Thorough testing with accessibility tools and real users is essential to guarantee an inclusive user experience.

Shades

Digital Color Formats

RGB
3 69 176
RGB3 69 176
Red
Green
Blue
HSL
217.11deg 96.65% 35.1%
217.1196.6535.1HSL
Hue
Saturation
Lightness
HWB
217.11deg 1.18% 30.98%
217.111.1830.98HWB
Hue
Whiteness
Blackness
hex#0345B0
rgb3 69 176
hsl217.11deg 96.65% 35.1%
cmyk98.3% 60.8% 0% 30.98%
hwb217.11deg 1.18% 30.98%
xyz-d650.1 0.07 0.42
oklch0.4293 0.1807 260.91
oklab0.4293 -0.03 -0.18
CMYK
98.3% 60.8% 0% 30.98%
98.360.8030.98CMYK
Cyan
Magenta
Yellow
Key
XYZ-d65
0.1 0.07 0.42
0.10.070.42XYZ
X
Y
Z
OKLCH
0.4293 0.1807 260.91
0.42930.1807260.91LCH
Lightness
Chroma
Hue
OKLAB
0.4293 -0.03 -0.18
0.4293-0.03-0.18LAB
Lightness
Green-Red
Blue-Yellow

Alternative colors

Applications

Complementary color

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