Persian Blue

#1B23CB

General Information about Persian Blue

The hexadecimal color code #1B23CB represents a specific point in the blue spectrum. It is often referred to as Persian Blue. In the RGB (red, green, blue) color model, #1B23CB is composed of 10.59% red, 13.73% green, and 79.61% blue. Represented in a CMYK (cyan, magenta, yellow, key/black) color model, the color consists of 87% cyan, 83% magenta, 0% yellow and 20% black. This color tends to have a strong and vibrant appearance, making it suitable for use in designs where a bold and eye-catching effect is desired. It belongs to the cool color family which suggests it is better suited for backgrounds or accents than for big text bodies.

The color #1B23CB, a deep and vibrant blue, presents some accessibility challenges, particularly concerning color contrast. When using this color for text or interactive elements, it's crucial to ensure sufficient contrast against the background. A light background is generally recommended to meet WCAG (Web Content Accessibility Guidelines) standards for readability. A contrast ratio of at least 4.5:1 is advisable for normal text and 3:1 for large text. Tools like contrast checkers can help determine if the color combination passes accessibility requirements. In cases where achieving sufficient contrast is difficult with a lighter background, consider using a darker shade of blue or an entirely different color palette to ensure that the content is easily perceivable and usable by individuals with visual impairments. Furthermore, avoid relying solely on color to convey information, as users with color vision deficiencies may not be able to distinguish the intended meaning.

Shades

Digital Color Formats

RGB
27 35 203
RGB27 35 203
Red
Green
Blue
HSL
237.27deg 76.52% 45.1%
237.2776.5245.1HSL
Hue
Saturation
Lightness
HWB
237.27deg 10.59% 20.39%
237.2710.5920.39HWB
Hue
Whiteness
Blackness
hex#1B23CB
rgb27 35 203
hsl237.27deg 76.52% 45.1%
cmyk86.7% 82.76% 0% 20.39%
hwb237.27deg 10.59% 20.39%
xyz-d650.12 0.06 0.57
oklch0.4104 0.2436 267.51
oklab0.4104 -0.01 -0.24
CMYK
86.7% 82.76% 0% 20.39%
86.782.76020.39CMYK
Cyan
Magenta
Yellow
Key
XYZ-d65
0.12 0.06 0.57
0.120.060.57XYZ
X
Y
Z
OKLCH
0.4104 0.2436 267.51
0.41040.2436267.51LCH
Lightness
Chroma
Hue
OKLAB
0.4104 -0.01 -0.24
0.4104-0.01-0.24LAB
Lightness
Green-Red
Blue-Yellow

Alternative colors

Applications

Complementary color

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