Cerulean Blue

#1D50C9

General Information

The color #1D50C9, also known as Cerulean Blue, is a deep and captivating shade of blue with a hex code representation of #1D50C9. It belongs to the blue color family and is often associated with feelings of calmness, trust, and stability. In the RGB color model, it is composed of 11.4% red, 31.4% green, and 78.8% blue. Its CMYK values are 0.85, 0.60, 0.00, 0.21. This color can be used to evoke feelings of tranquility or confidence, depending on the context. Cerulean Blue is a popular choice in graphic design, web development, and branding, as it conveys a sense of professionalism and trustworthiness. Its rich hue makes it suitable for a variety of applications.

The hex color #1D50C9, also known as Cerulean Blue, presents several accessibility considerations for web developers. Its relatively low lightness value (around 20%) means it requires careful attention to contrast ratios, particularly when used for text or interactive elements. When pairing #1D50C9 with text, it is crucial to ensure a contrast ratio of at least 4.5:1 for normal text and 3:1 for large text to meet WCAG AA standards. Using a color contrast checker tool is highly recommended. For enhanced accessibility, consider pairing this dark blue with very light colors, such as whites or pale yellows, to provide sufficient contrast. Avoid using it with other dark colors, as this can make content difficult to read for users with visual impairments. Additionally, provide alternative visual cues, such as underlines or icons, to supplement color-based information, especially for users with color blindness.

Shades

Digital Color Formats

RGB
29 80 201
RGB29 80 201
Red
Green
Blue
HSL
222.21deg 74.78% 45.1%
222.2174.7845.1HSL
Hue
Saturation
Lightness
HWB
222.21deg 11.37% 21.18%
222.2111.3721.18HWB
Hue
Whiteness
Blackness
hex#1D50C9
rgb29 80 201
hsl222.21deg 74.78% 45.1%
cmyk85.57% 60.2% 0% 21.18%
hwb222.21deg 11.37% 21.18%
xyz-d650.14 0.1 0.56
oklch0.4784 0.1959 263.45
oklab0.4784 -0.02 -0.19
CMYK
85.57% 60.2% 0% 21.18%
85.5760.2021.18CMYK
Cyan
Magenta
Yellow
Key
XYZ-d65
0.14 0.1 0.56
0.140.10.56XYZ
X
Y
Z
OKLCH
0.4784 0.1959 263.45
0.47840.1959263.45LCH
Lightness
Chroma
Hue
OKLAB
0.4784 -0.02 -0.19
0.4784-0.02-0.19LAB
Lightness
Green-Red
Blue-Yellow

Alternative colors

Applications

Complementary color

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