Cerulean Blue

#254BB1

General Information

Cerulean Blue, represented by the hexadecimal color code #254BB1, is a captivating shade of blue that evokes a sense of tranquility, depth, and sophistication. It falls within the blue color spectrum, positioned closer to the cyan end, lending it a slightly cooler tone. This color derives its name from cerulean, reminiscent of the clear blue sky or a serene ocean. Cerulean Blue's hex code breaks down as 25 (red), 4B (green), and B1 (blue), indicating a higher concentration of blue pigment. In RGB color space, it translates to approximately 14.5% red, 29.4% green, and 69.4% blue. Cerulean Blue is often associated with calmness, stability, and intelligence, making it a popular choice across various applications.

The hex color #254BB1, also known as Cerulean Blue, presents some accessibility challenges, especially when used for text. Its luminance is relatively low, which means it may not provide sufficient contrast against light backgrounds like white or very light grays. According to WCAG (Web Content Accessibility Guidelines), sufficient contrast is essential for users with visual impairments to perceive content effectively. To ensure accessibility, pair #254BB1 with much lighter colors to achieve a contrast ratio of at least 4.5:1 for normal text and 3:1 for large text. Tools like contrast checkers can help verify compliance. Alternatively, using #254BB1 for larger elements or as a background color with white or very light text can mitigate some accessibility concerns. Avoid using it for crucial interactive elements without careful contrast consideration.

Shades

Digital Color Formats

RGB
37 75 177
RGB37 75 177
Red
Green
Blue
HSL
223.71deg 65.42% 41.96%
223.7165.4241.96HSL
Hue
Saturation
Lightness
HWB
223.71deg 14.51% 30.59%
223.7114.5130.59HWB
Hue
Whiteness
Blackness
hex#254BB1
rgb37 75 177
hsl223.71deg 65.42% 41.96%
cmyk79.1% 57.63% 0% 30.59%
hwb223.71deg 14.51% 30.59%
xyz-d650.11 0.09 0.43
oklch0.4504 0.1684 264.83
oklab0.4504 -0.02 -0.17
CMYK
79.1% 57.63% 0% 30.59%
79.157.63030.59CMYK
Cyan
Magenta
Yellow
Key
XYZ-d65
0.11 0.09 0.43
0.110.090.43XYZ
X
Y
Z
OKLCH
0.4504 0.1684 264.83
0.45040.1684264.83LCH
Lightness
Chroma
Hue
OKLAB
0.4504 -0.02 -0.17
0.4504-0.02-0.17LAB
Lightness
Green-Red
Blue-Yellow

Alternative colors

Applications

Complementary color

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