Cerulean Blue

#2F5BB7

General Information about Cerulean Blue

The color #2F5BB7 is known as Cerulean Blue, a captivating shade reminiscent of clear skies and tranquil seas. In the RGB color model, it is composed of 18.43% red, 35.69% green, and 71.76% blue. This hex code represents a vibrant and harmonious blend, leaning heavily towards the blue end of the spectrum. Cerulean Blue is often associated with calmness, serenity, and stability, making it a popular choice for various applications in design and art. Its hex code, #2F5BB7, is a precise identifier that ensures consistency across different platforms and media, allowing designers to reproduce the exact shade with accuracy. This color's unique properties make it a versatile and appealing choice for a wide range of projects.

The hex color #2F5BB7, also known as Cerulean Blue, presents moderate accessibility challenges. Its contrast ratio against white text is approximately 3.6:1, which falls short of the WCAG 2.0 AA standard of 4.5:1 for normal text. Therefore, using white text on a #2F5BB7 background may not be easily readable for users with low vision or color blindness. For optimal accessibility, it's recommended to use darker text colors or adjust the background color to achieve a higher contrast ratio. When using this color, developers should consider the font size and weight, as larger and bolder fonts can improve readability even with lower contrast. Tools like contrast checkers can help ensure compliance with accessibility guidelines, enhancing the user experience for everyone.

Shades

Digital Color Formats

RGB
47 91 183
RGB47 91 183
Red
Green
Blue
HSL
220.59deg 59.13% 45.1%
220.5959.1345.1HSL
Hue
Saturation
Lightness
HWB
220.59deg 18.43% 28.24%
220.5918.4328.24HWB
Hue
Whiteness
Blackness
hex#2F5BB7
rgb47 91 183
hsl220.59deg 59.13% 45.1%
cmyk74.32% 50.27% 0% 28.24%
hwb220.59deg 18.43% 28.24%
xyz-d650.13 0.12 0.46
oklch0.4923 0.154 262.85
oklab0.4923 -0.02 -0.15
CMYK
74.32% 50.27% 0% 28.24%
74.3250.27028.24CMYK
Cyan
Magenta
Yellow
Key
XYZ-d65
0.13 0.12 0.46
0.130.120.46XYZ
X
Y
Z
OKLCH
0.4923 0.154 262.85
0.49230.154262.85LCH
Lightness
Chroma
Hue
OKLAB
0.4923 -0.02 -0.15
0.4923-0.02-0.15LAB
Lightness
Green-Red
Blue-Yellow

Alternative colors

Applications

Complementary color

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