Persian Blue

#1B3DCB

General Information about Persian Blue

The color #1B3DCB, also known as Persian Blue, is a deep, rich shade of blue that evokes feelings of sophistication, stability, and trust. It belongs to the blue color family and is often associated with royalty and elegance. In the RGB color model, #1B3DCB consists of 10.59% red, 23.92% green, and 79.61% blue. In the CMYK color model, it is composed of 87% cyan, 70% magenta, 0% yellow, and 20% black. This color is often used in corporate branding, web design, and interior decoration to convey a sense of professionalism and reliability. Its visual appeal makes it a popular choice for creating a strong and lasting impression, suitable for various design applications, from digital platforms to physical products.

The color #1B3DCB, also known as Persian Blue, presents several accessibility considerations for web developers. Its dark hue results in a low luminance value, which can pose challenges for users with visual impairments if not paired with sufficiently contrasting text or interactive elements. According to WCAG guidelines, a contrast ratio of at least 4.5:1 is recommended for standard text and 3:1 for large text. When using #1B3DCB as a background, ensure that foreground text, such as white or a very light color, meets these contrast requirements. Tools like contrast checkers can help verify compliance. Additionally, consider providing alternative visual cues beyond color alone to convey information, as color blindness affects a significant portion of the population. For example, using icons or text labels alongside colored elements can enhance usability for all users, regardless of their visual abilities. Proper attention to color contrast and redundant coding practices will guarantee maximum accessibility.

Shades

Digital Color Formats

RGB
27 61 203
RGB27 61 203
Red
Green
Blue
HSL
228.41deg 76.52% 45.1%
228.4176.5245.1HSL
Hue
Saturation
Lightness
HWB
228.41deg 10.59% 20.39%
228.4110.5920.39HWB
Hue
Whiteness
Blackness
hex#1B3DCB
rgb27 61 203
hsl228.41deg 76.52% 45.1%
cmyk86.7% 69.95% 0% 20.39%
hwb228.41deg 10.59% 20.39%
xyz-d650.13 0.08 0.57
oklch0.4457 0.2203 265.92
oklab0.4457 -0.02 -0.22
CMYK
86.7% 69.95% 0% 20.39%
86.769.95020.39CMYK
Cyan
Magenta
Yellow
Key
XYZ-d65
0.13 0.08 0.57
0.130.080.57XYZ
X
Y
Z
OKLCH
0.4457 0.2203 265.92
0.44570.2203265.92LCH
Lightness
Chroma
Hue
OKLAB
0.4457 -0.02 -0.22
0.4457-0.02-0.22LAB
Lightness
Green-Red
Blue-Yellow

Alternative colors

Applications

Complementary color

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