Smalt

#0D338B

General Information about Smalt

The hexadecimal color code #0D338B represents a dark shade of blue, often referred to as Smalt. It is composed of 0.05% red, 0.2% green and 0.55% blue. In the RGB color model, #0D338B has decimal values of 13 for red, 51 for green, and 139 for blue. Smalt is a pigment made from potassium glass colored with cobalt. The color is often associated with depth, stability, and sophistication. Its dark nature lends itself well to creating contrast when paired with lighter colors. In various color models, such as HSL (hue, saturation, lightness), #0D338B has a hue of 221 degrees, a saturation of 83.1% and a lightness of 29.8%.

The color #0D338B, also known as Smalt, presents some accessibility challenges, especially for users with visual impairments. Its low luminance value means that it requires high contrast text or interface elements to ensure readability. When using this color for text, it's crucial to pair it with a light color such as white (#FFFFFF) or a very light shade of gray to meet WCAG (Web Content Accessibility Guidelines) requirements for contrast ratios. Avoid using it for small text or intricate graphics, as these can become difficult to discern. For interactive elements like buttons, ensure that hover and focus states provide sufficient contrast changes to indicate their interactive nature. Providing alternative text descriptions for images using this color is also essential for screen reader users.

Shades

Digital Color Formats

RGB
13 51 139
RGB13 51 139
Red
Green
Blue
HSL
221.9deg 82.89% 29.8%
221.982.8929.8HSL
Hue
Saturation
Lightness
HWB
221.9deg 5.1% 45.49%
221.95.145.49HWB
Hue
Whiteness
Blackness
hex#0D338B
rgb13 51 139
hsl221.9deg 82.89% 29.8%
cmyk90.65% 63.31% 0% 45.49%
hwb221.9deg 5.1% 45.49%
xyz-d650.06 0.04 0.25
oklch0.3596 0.1524 263.21
oklab0.3596 -0.02 -0.15
CMYK
90.65% 63.31% 0% 45.49%
90.6563.31045.49CMYK
Cyan
Magenta
Yellow
Key
XYZ-d65
0.06 0.04 0.25
0.060.040.25XYZ
X
Y
Z
OKLCH
0.3596 0.1524 263.21
0.35960.1524263.21LCH
Lightness
Chroma
Hue
OKLAB
0.3596 -0.02 -0.15
0.3596-0.02-0.15LAB
Lightness
Green-Red
Blue-Yellow

Alternative colors

Applications

Complementary color

Buttons