Persian Blue

#153DB5

General Information about Persian Blue

Persian Blue, represented by the hex code #153DB5, is a deep, rich shade of blue. It is often associated with royalty, wisdom, and tranquility. In color psychology, blue is known to evoke feelings of calmness, trust, and security. This particular shade, Persian Blue, has historical ties to Persian art and culture, where it was frequently used in ceramics, textiles, and paintings. The color is achieved by mixing pigments such as lapis lazuli, which was a highly prized and valuable material in ancient times. Its RGB values are R:21, G:61, and B:181. In the CMYK color model, its values are C:88, M:66, Y:0, and K:29. Persian Blue is a versatile color that can be used in a variety of applications, from web design to interior decoration.

The hex color #153DB5, also known as Persian Blue, presents some accessibility challenges. Its relatively low lightness value (approximately 24%) means it can lack sufficient contrast against white backgrounds, potentially making text or interface elements 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. When using #153DB5 for text, it's crucial to pair it with a very light color (like white or a very pale yellow) to ensure readability. For graphical elements and user interface components, a contrast ratio of 3:1 is required against adjacent colors. Tools like contrast checkers can help evaluate color pairings and ensure accessibility compliance, which is a crucial part of inclusive design practices. To make interfaces accessible, make sure to use it responsibly and test it with different colorblindness simulators. Also, avoid using this color as the sole indicator of an interactive element.

Shades

Digital Color Formats

RGB
21 61 181
RGB21 61 181
Red
Green
Blue
HSL
225deg 79.21% 39.61%
22579.2139.61HSL
Hue
Saturation
Lightness
HWB
225deg 8.24% 29.02%
2258.2429.02HWB
Hue
Whiteness
Blackness
hex#153DB5
rgb21 61 181
hsl225deg 79.21% 39.61%
cmyk88.4% 66.3% 0% 29.02%
hwb225deg 8.24% 29.02%
xyz-d650.1 0.07 0.44
oklch0.4219 0.1941 264.63
oklab0.4219 -0.02 -0.19
CMYK
88.4% 66.3% 0% 29.02%
88.466.3029.02CMYK
Cyan
Magenta
Yellow
Key
XYZ-d65
0.1 0.07 0.44
0.10.070.44XYZ
X
Y
Z
OKLCH
0.4219 0.1941 264.63
0.42190.1941264.63LCH
Lightness
Chroma
Hue
OKLAB
0.4219 -0.02 -0.19
0.4219-0.02-0.19LAB
Lightness
Green-Red
Blue-Yellow

Alternative colors

Applications

Complementary color

Buttons