Cerulean Blue

#2057B6

General Information about Cerulean Blue

The hex color #2057B6, commonly known as Cerulean Blue, is a deep and vibrant shade of blue often associated with serenity, trust, and stability. It belongs to the blue color family and is created by blending specific proportions of red, green, and blue light. In the RGB color model, #2057B6 is composed of 12.55% red, 34.12% green, and 71.37% blue. The corresponding CMYK values are 82.41% cyan, 52.83% magenta, 0% yellow, and 28.63% black. Cerulean Blue can evoke feelings of calmness, clarity, and peace, making it a popular choice for various applications in design and art. Its unique hue provides a sense of sophistication and trustworthiness, making it suitable for branding and corporate designs. The color also reflects the sky and sea, which can represent calmness and space.

The color #2057B6, also known as Cerulean Blue, presents some accessibility challenges. Its relatively low luminance can cause contrast issues, particularly when used as text against a white or light-colored background. According to WCAG guidelines, sufficient contrast is crucial for users with visual impairments to perceive content effectively. A contrast ratio of at least 4.5:1 is recommended for standard text, and 3:1 for large text. When using #2057B6 for text or interactive elements, it's essential to pair it with a very light color to ensure readability and usability. Tools like contrast checkers can help verify compliance with accessibility standards. Considering alternative, lighter shades of blue or adjusting the background color can significantly improve accessibility for a wider audience. Also, avoid using color alone to convey important information; always provide a secondary indicator like text or an icon.

Shades

Digital Color Formats

RGB
32 87 182
RGB32 87 182
Red
Green
Blue
HSL
218deg 70.09% 41.96%
21870.0941.96HSL
Hue
Saturation
Lightness
HWB
218deg 12.55% 28.63%
21812.5528.63HWB
Hue
Whiteness
Blackness
hex#2057B6
rgb32 87 182
hsl218deg 70.09% 41.96%
cmyk82.42% 52.2% 0% 28.63%
hwb218deg 12.55% 28.63%
xyz-d650.12 0.11 0.46
oklch0.4778 0.1616 260.62
oklab0.4778 -0.03 -0.16
CMYK
82.42% 52.2% 0% 28.63%
82.4252.2028.63CMYK
Cyan
Magenta
Yellow
Key
XYZ-d65
0.12 0.11 0.46
0.120.110.46XYZ
X
Y
Z
OKLCH
0.4778 0.1616 260.62
0.47780.1616260.62LCH
Lightness
Chroma
Hue
OKLAB
0.4778 -0.03 -0.16
0.4778-0.03-0.16LAB
Lightness
Green-Red
Blue-Yellow

Alternative colors

Applications

Complementary color

Buttons