Cerulean Blue

#2156B5

General Information about Cerulean Blue

Cerulean Blue, represented by the hexadecimal color code #2156B5, is a captivating shade of blue that evokes feelings of calmness, serenity, and trustworthiness. It is a popular color choice in various fields, including web design, graphic design, fashion, and interior decoration. This specific shade of blue is often associated with the sky and the ocean, bringing a sense of tranquility and openness. In color psychology, blue is known to represent stability, loyalty, and wisdom, making it a favored color for corporate branding and professional settings. Cerulean Blue is a versatile color that can be used in a variety of contexts, from creating a soothing and relaxing atmosphere to adding a touch of sophistication and elegance.

The hex color #2156B5, also known as Cerulean Blue, presents specific accessibility considerations for web developers. When using this color for text, it's crucial to ensure sufficient contrast against the background. According to WCAG guidelines, a contrast ratio of at least 4.5:1 is recommended for normal text and 3:1 for large text (14pt bold or 18pt regular). Pairing #2156B5 with light backgrounds like #FFFFFF or #F0F0F0 can improve readability. Conversely, using it with very dark backgrounds might require careful adjustment to meet contrast standards. Tools like WebAIM's Contrast Checker can help evaluate the contrast ratio. Remember to consider users with visual impairments who may have difficulty distinguishing between colors with low contrast. Providing alternative text or visual cues can further enhance accessibility.

Shades

Digital Color Formats

RGB
33 86 181
RGB33 86 181
Red
Green
Blue
HSL
218.51deg 69.16% 41.96%
218.5169.1641.96HSL
Hue
Saturation
Lightness
HWB
218.51deg 12.94% 29.02%
218.5112.9429.02HWB
Hue
Whiteness
Blackness
hex#2156B5
rgb33 86 181
hsl218.51deg 69.16% 41.96%
cmyk81.77% 52.49% 0% 29.02%
hwb218.51deg 12.94% 29.02%
xyz-d650.12 0.1 0.45
oklch0.4752 0.1613 261.03
oklab0.4752 -0.03 -0.16
CMYK
81.77% 52.49% 0% 29.02%
81.7752.49029.02CMYK
Cyan
Magenta
Yellow
Key
XYZ-d65
0.12 0.1 0.45
0.120.10.45XYZ
X
Y
Z
OKLCH
0.4752 0.1613 261.03
0.47520.1613261.03LCH
Lightness
Chroma
Hue
OKLAB
0.4752 -0.03 -0.16
0.4752-0.03-0.16LAB
Lightness
Green-Red
Blue-Yellow

Alternative colors

Applications

Complementary color

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