Cerulean Blue

#1D48C9

General Information

Cerulean Blue, represented by the hexadecimal color code #1D48C9, is a captivating shade of blue that evokes feelings of tranquility and depth. It is a mix of blue with a slight hint of cyan, giving it a unique and vibrant character. In the RGB color model, it is composed of 11.4% red, 28.2% green, and 78.8% blue. This particular hue of blue is often associated with the sky and the ocean, making it a popular choice in designs that aim to convey serenity, openness, and trustworthiness. Cerulean Blue falls within the blue color family and can be used in a variety of contexts, from graphic design to interior decoration. Its distinct tone makes it a versatile color suitable for both bold statements and subtle accents.

The hex color #1d48c9, also known as Cerulean Blue, presents some accessibility considerations for web developers. When used as a background color, it's crucial to ensure sufficient contrast with the foreground text. According to WCAG guidelines, a contrast ratio of at least 4.5:1 is recommended for normal text and 3:1 for large text. Given the moderate darkness of this blue, lighter text colors like white or very light yellows would be preferable to ensure readability. Tools like contrast checkers can help verify compliance. Additionally, avoid using this color as the sole means of conveying information; incorporate text labels or icons to aid users with color vision deficiencies. It's also important to consider how this color interacts with other elements on the page, making sure that interactive elements such as links and buttons are clearly distinguishable and accessible to all users, including those with cognitive impairments.

Shades

Digital Color Formats

RGB
29 72 201
RGB29 72 201
Red
Green
Blue
HSL
225deg 74.78% 45.1%
22574.7845.1HSL
Hue
Saturation
Lightness
HWB
225deg 11.37% 21.18%
22511.3721.18HWB
Hue
Whiteness
Blackness
hex#1D48C9
rgb29 72 201
hsl225deg 74.78% 45.1%
cmyk85.57% 64.18% 0% 21.18%
hwb225deg 11.37% 21.18%
xyz-d650.13 0.09 0.56
oklch0.4633 0.2053 264.83
oklab0.4633 -0.02 -0.2
CMYK
85.57% 64.18% 0% 21.18%
85.5764.18021.18CMYK
Cyan
Magenta
Yellow
Key
XYZ-d65
0.13 0.09 0.56
0.130.090.56XYZ
X
Y
Z
OKLCH
0.4633 0.2053 264.83
0.46330.2053264.83LCH
Lightness
Chroma
Hue
OKLAB
0.4633 -0.02 -0.2
0.4633-0.02-0.2LAB
Lightness
Green-Red
Blue-Yellow

Alternative colors

Applications

Complementary color

Buttons