Smalt

#0A378E

General Information about #0A378E (Smalt)

The hex color #0A378E, also known as Smalt, is a dark shade of blue with a strong presence. In the RGB color model, it is composed of 3.92% red, 21.57% green, and 55.69% blue. In the CMYK color model, it is composed of 92.96% cyan, 61.29% magenta, 0% yellow, and 44.31% black. This color evokes feelings of depth, stability, and trust. It is often associated with themes of knowledge, power, and professionalism. Smalt has historical significance as a pigment derived from ground glass containing cobalt, used in paintings and ceramics. Today, it remains a popular choice in digital design for its ability to convey a sense of sophistication and reliability.

The color #0A378E, a deep smalt, presents several accessibility considerations for web developers. Its low lightness value can result in insufficient contrast against light backgrounds, making text difficult to read for users with visual impairments. According to WCAG guidelines, a contrast ratio of at least 4.5:1 is recommended for normal text and 3:1 for large text. To ensure accessibility, it is crucial to pair this color with a very light color for text or user interface elements. Tools like contrast checkers can help verify compliance. Additionally, consider providing alternative visual cues, such as icons or text labels, to convey information, as relying solely on color can exclude users with color blindness. When using this color for links, ensure they are clearly distinguishable from surrounding text, even without color perception. Proper ARIA attributes should also be incorporated to enhance the screen reader experience.

Shades

Digital Color Formats

RGB
10 55 142
RGB10 55 142
Red
Green
Blue
HSL
219.55deg 86.84% 29.8%
219.5586.8429.8HSL
Hue
Saturation
Lightness
HWB
219.55deg 3.92% 44.31%
219.553.9244.31HWB
Hue
Whiteness
Blackness
hex#0A378E
rgb10 55 142
hsl219.55deg 86.84% 29.8%
cmyk92.96% 61.27% 0% 44.31%
hwb219.55deg 3.92% 44.31%
xyz-d650.06 0.05 0.26
oklch0.3701 0.1519 261.93
oklab0.3701 -0.02 -0.15
CMYK
92.96% 61.27% 0% 44.31%
92.9661.27044.31CMYK
Cyan
Magenta
Yellow
Key
XYZ-d65
0.06 0.05 0.26
0.060.050.26XYZ
X
Y
Z
OKLCH
0.3701 0.1519 261.93
0.37010.1519261.93LCH
Lightness
Chroma
Hue
OKLAB
0.3701 -0.02 -0.15
0.3701-0.02-0.15LAB
Lightness
Green-Red
Blue-Yellow

Alternative colors

Applications

Complementary color

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