Persian Blue

#1544B5

General Information about Persian Blue (#1544B5)

The hexadecimal color code #1544B5 represents a shade of blue known as Persian Blue. This color is composed of 8.24% red, 26.67% green, and 70.98% blue. In the RGB color model, it is defined by the values (21, 68, 181). Persian Blue is often associated with royalty, trust, and stability. It is a popular choice for branding and design where these attributes are desired. In a CMYK color space, the color is composed of 88.39% cyan, 62.43% magenta, 0% yellow, and 29.02% black. The wavelength of light that corresponds roughly to this color is around 470 nm. Because of the deepness of this color, its contrast is best maximized with white or very light shades.

The contrast ratio of #1544B5 against white is approximately 11.8:1, which is excellent and far exceeds the WCAG's AAA standard for text and non-text contrast. This ensures that text in this color is easily readable against a white background for users with visual impairments. Against black, the contrast ratio is approximately 1.8:1, which falls below the minimum requirement. Therefore, when using #1544B5, it is highly recommended to use it with light backgrounds to ensure optimal readability and accessibility. Using larger font sizes can slightly mitigate the contrast issues on darker backgrounds but is not a replacement for proper color pairing. Consider using a lighter tint of blue or a completely different color if pairing with black.

Shades

Digital Color Formats

RGB
21 68 181
RGB21 68 181
Red
Green
Blue
HSL
222.38deg 79.21% 39.61%
222.3879.2139.61HSL
Hue
Saturation
Lightness
HWB
222.38deg 8.24% 29.02%
222.388.2429.02HWB
Hue
Whiteness
Blackness
hex#1544B5
rgb21 68 181
hsl222.38deg 79.21% 39.61%
cmyk88.4% 62.43% 0% 29.02%
hwb222.38deg 8.24% 29.02%
xyz-d650.11 0.08 0.45
oklch0.4351 0.1859 263.46
oklab0.4351 -0.02 -0.18
CMYK
88.4% 62.43% 0% 29.02%
88.462.43029.02CMYK
Cyan
Magenta
Yellow
Key
XYZ-d65
0.11 0.08 0.45
0.110.080.45XYZ
X
Y
Z
OKLCH
0.4351 0.1859 263.46
0.43510.1859263.46LCH
Lightness
Chroma
Hue
OKLAB
0.4351 -0.02 -0.18
0.4351-0.02-0.18LAB
Lightness
Green-Red
Blue-Yellow

Alternative colors

Applications

Complementary color

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