Cerulean Blue

#255AC1

General Information

Cerulean Blue, represented by the hex code #255AC1, is a vibrant and captivating shade of blue situated in the cyan-blue color range. This color draws its name from cerulean, which refers to the deep blue of the sky on a clear day. In the RGB color model, Cerulean Blue is composed of 14.5% red, 35.3% green, and 75.7% blue. Its prominence in the blue spectrum contributes to its cool and calming characteristics. Commonly associated with tranquility, peace, and clarity, Cerulean Blue is used in various applications from art and design to fashion and branding. It is frequently employed to evoke feelings of serenity, trust, and stability. Its hex code #255AC1 makes it straightforward to reproduce consistently across digital platforms, ensuring accurate color representation in web design, graphic arts, and digital media.

The hex color #255AC1, also known as Cerulean Blue, presents some accessibility challenges for web developers. Its relatively low luminance can result in insufficient contrast when used as text against a white or light background, potentially making it difficult for users with visual impairments to read. According to WCAG guidelines, a contrast ratio of at least 4.5:1 is recommended for standard text and 3:1 for large text. Before using this color for text, it's advisable to check the contrast ratio against the background color using online tools. To improve accessibility, consider using a lighter tint of Cerulean Blue or pairing it with darker text colors. Additionally, providing alternative text descriptions for images and using ARIA attributes can further enhance the user experience for individuals with disabilities.

Shades

Digital Color Formats

RGB
37 90 193
RGB37 90 193
Red
Green
Blue
HSL
219.62deg 67.83% 45.1%
219.6267.8345.1HSL
Hue
Saturation
Lightness
HWB
219.62deg 14.51% 24.31%
219.6214.5124.31HWB
Hue
Whiteness
Blackness
hex#255AC1
rgb37 90 193
hsl219.62deg 67.83% 45.1%
cmyk80.83% 53.37% 0% 24.31%
hwb219.62deg 14.51% 24.31%
xyz-d650.14 0.12 0.52
oklch0.4942 0.1715 261.88
oklab0.4942 -0.02 -0.17
CMYK
80.83% 53.37% 0% 24.31%
80.8353.37024.31CMYK
Cyan
Magenta
Yellow
Key
XYZ-d65
0.14 0.12 0.52
0.140.120.52XYZ
X
Y
Z
OKLCH
0.4942 0.1715 261.88
0.49420.1715261.88LCH
Lightness
Chroma
Hue
OKLAB
0.4942 -0.02 -0.17
0.4942-0.02-0.17LAB
Lightness
Green-Red
Blue-Yellow

Alternative colors

Applications

Complementary color

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