Cerulean Blue

#2348B3

General Information about #2348B3

The hexadecimal color code #2348B3 represents a shade of cerulean blue. It is composed of 13.7% red, 28.2% green, and 70.2% blue. In the RGB color model, this color is created by mixing these three primary colors in specific proportions. The color appears as a dark, saturated blue, often associated with calmness, stability, and professionalism. Cerulean blue is frequently used in corporate branding, technology interfaces, and various artistic applications. Its cool undertones make it a versatile choice for both digital and print media. The color can also be described using other color models, such as CMYK, where it is expressed as a combination of cyan, magenta, yellow, and black inks to achieve the desired hue.

The color #2348B3, a deep cerulean blue, presents some accessibility considerations for web development. Its relatively low luminance means that careful attention must be paid to contrast ratios, especially when used as a background or foreground color for text. According to WCAG guidelines, sufficient contrast between text and background is essential for users with visual impairments. For small text, a contrast ratio of at least 4.5:1 is recommended, while for large text, a ratio of 3:1 is acceptable. Using a color contrast checker can help ensure compliance. When using #2348B3, consider pairing it with lighter shades to ensure readability and usability for all users. This might involve using a lighter shade of yellow, white, or a paler blue to make the text stand out more clearly. Also, provide alternative cues, such as icons or labels, for users who may have difficulty distinguishing colors.

Shades

Digital Color Formats

RGB
35 72 179
RGB35 72 179
Red
Green
Blue
HSL
224.58deg 67.29% 41.96%
224.5867.2941.96HSL
Hue
Saturation
Lightness
HWB
224.58deg 13.73% 29.8%
224.5813.7329.8HWB
Hue
Whiteness
Blackness
hex#2348B3
rgb35 72 179
hsl224.58deg 67.29% 41.96%
cmyk80.45% 59.78% 0% 29.8%
hwb224.58deg 13.73% 29.8%
xyz-d650.11 0.08 0.44
oklch0.4453 0.1753 265.21
oklab0.4453 -0.01 -0.17
CMYK
80.45% 59.78% 0% 29.8%
80.4559.78029.8CMYK
Cyan
Magenta
Yellow
Key
XYZ-d65
0.11 0.08 0.44
0.110.080.44XYZ
X
Y
Z
OKLCH
0.4453 0.1753 265.21
0.44530.1753265.21LCH
Lightness
Chroma
Hue
OKLAB
0.4453 -0.01 -0.17
0.4453-0.01-0.17LAB
Lightness
Green-Red
Blue-Yellow

Alternative colors

Applications

Complementary color

Buttons