Cerulean Blue

#1D4EB9

General Information about Cerulean Blue

The hexadecimal color code #1D4EB9 represents a shade of Cerulean Blue. It is composed of 11.4% red, 30.6% green, and 72.5% blue. In the RGB color model, #1D4EB9 has the values 29 red, 78 green, and 185 blue. In the CMYK color model, its values are 84% cyan, 58% magenta, 0% yellow, and 27% black. Cerulean Blue is often associated with feelings of tranquility, stability, and trust, making it a popular choice for branding and design projects aiming to convey these attributes. The color is found frequently in corporate logos, websites, and marketing materials, where it helps establish a sense of professionalism and reliability.

The hex color #1D4EB9, a shade of Cerulean Blue, presents some accessibility challenges, especially regarding color contrast. When used as a background color, it's crucial to ensure that any foreground text or elements have sufficient contrast to meet WCAG (Web Content Accessibility Guidelines) standards. A contrast ratio of at least 4.5:1 is recommended for standard text and 3:1 for large text. Lighter text colors, such as white or very pale yellow, are generally more suitable. Similarly, when #1D4EB9 is used for text, a background color that provides adequate contrast is necessary. Tools like online contrast checkers can help evaluate and adjust color combinations to enhance readability and usability for individuals with visual impairments. Consider using alternative color combinations if contrast requirements are not met.

Shades

Digital Color Formats

RGB
29 78 185
RGB29 78 185
Red
Green
Blue
HSL
221.15deg 72.9% 41.96%
221.1572.941.96HSL
Hue
Saturation
Lightness
HWB
221.15deg 11.37% 27.45%
221.1511.3727.45HWB
Hue
Whiteness
Blackness
hex#1D4EB9
rgb29 78 185
hsl221.15deg 72.9% 41.96%
cmyk84.32% 57.84% 0% 27.45%
hwb221.15deg 11.37% 27.45%
xyz-d650.12 0.09 0.47
oklch0.4606 0.1774 262.89
oklab0.4606 -0.02 -0.18
CMYK
84.32% 57.84% 0% 27.45%
84.3257.84027.45CMYK
Cyan
Magenta
Yellow
Key
XYZ-d65
0.12 0.09 0.47
0.120.090.47XYZ
X
Y
Z
OKLCH
0.4606 0.1774 262.89
0.46060.1774262.89LCH
Lightness
Chroma
Hue
OKLAB
0.4606 -0.02 -0.18
0.4606-0.02-0.18LAB
Lightness
Green-Red
Blue-Yellow

Alternative colors

Applications

Complementary color

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