Cerulean Blue

#2148C5

General Information about Cerulean Blue

Cerulean Blue, represented by the hexadecimal color code #2148C5, is a captivating shade of blue located within the cyan-blue hue range. Its name is derived from the Latin word "caeruleus," which refers to the color of the sky or the sea. This color is often associated with tranquility, peace, and stability, making it a popular choice in various design applications. Cerulean Blue is known for its ability to evoke feelings of calmness and serenity. The color is achieved by mixing specific proportions of red, green, and blue light, with a higher intensity of blue light dominating the overall composition. Cerulean blue is not to be confused with other shades of blue like teal or navy.

The hex color #2148C5, also known as Cerulean Blue, presents some accessibility challenges, primarily concerning contrast. When used as a background color, it necessitates light text to ensure readability. A contrast ratio of at least 4.5:1 is recommended for standard text and 3:1 for large text, as per WCAG guidelines. This color may not be suitable for users with visual impairments if paired with dark or similarly toned colors. Testing with accessibility tools is crucial to confirm adequate contrast. Furthermore, avoid using this color alone to convey important information; always provide redundant cues like text labels or icons. Consider users with color vision deficiencies by checking how the color appears to them using online simulators.

Shades

Digital Color Formats

RGB
33 72 197
RGB33 72 197
Red
Green
Blue
HSL
225.73deg 71.3% 45.1%
225.7371.345.1HSL
Hue
Saturation
Lightness
HWB
225.73deg 12.94% 22.75%
225.7312.9422.75HWB
Hue
Whiteness
Blackness
hex#2148C5
rgb33 72 197
hsl225.73deg 71.3% 45.1%
cmyk83.25% 63.45% 0% 22.75%
hwb225.73deg 12.94% 22.75%
xyz-d650.13 0.09 0.54
oklch0.4608 0.1993 265.43
oklab0.4608 -0.02 -0.2
CMYK
83.25% 63.45% 0% 22.75%
83.2563.45022.75CMYK
Cyan
Magenta
Yellow
Key
XYZ-d65
0.13 0.09 0.54
0.130.090.54XYZ
X
Y
Z
OKLCH
0.4608 0.1993 265.43
0.46080.1993265.43LCH
Lightness
Chroma
Hue
OKLAB
0.4608 -0.02 -0.2
0.4608-0.02-0.2LAB
Lightness
Green-Red
Blue-Yellow

Alternative colors

Applications

Complementary color

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