Cerulean Blue

#1D51C9

General Information about Cerulean Blue

The hex color #1D51C9, also known as Cerulean Blue, is a captivating shade in the blue color spectrum. It evokes feelings of tranquility, serenity, and stability, making it a popular choice in various design applications. This particular hue is a blend of blue with a slight hint of green, giving it a unique character that sets it apart from other blues. In the RGB color model, #1D51C9 consists of 11.4% red, 31.8% green, and 78.8% blue. Its CMYK values are 70% cyan, 59% magenta, 0% yellow, and 21% black. Cerulean blue is often associated with the sky and ocean, further enhancing its calming and refreshing qualities. It is used to represent a wide array of concepts like peace, harmony, and confidence.

The hex color #1D51C9, a shade of cerulean blue, presents both opportunities and challenges for web accessibility. Its relatively dark hue implies a good contrast ratio against white backgrounds, which is beneficial for users with visual impairments. However, careful consideration is needed when pairing it with other colors. Avoid using it as text color on backgrounds of similar luminance, such as light blues or purples, as this could make the text difficult to read. When used for interactive elements like buttons or links, ensure sufficient contrast upon hover or focus states. Adhering to WCAG guidelines regarding color contrast is essential. Using online contrast checkers can help confirm compliance and ensure readability for all users, including those with low vision or color blindness. Proper implementation enhances the usability and inclusivity of websites and applications.

Shades

Digital Color Formats

RGB
29 81 201
RGB29 81 201
Red
Green
Blue
HSL
221.86deg 74.78% 45.1%
221.8674.7845.1HSL
Hue
Saturation
Lightness
HWB
221.86deg 11.37% 21.18%
221.8611.3721.18HWB
Hue
Whiteness
Blackness
hex#1D51C9
rgb29 81 201
hsl221.86deg 74.78% 45.1%
cmyk85.57% 59.7% 0% 21.18%
hwb221.86deg 11.37% 21.18%
xyz-d650.14 0.1 0.57
oklch0.4803 0.1947 263.26
oklab0.4803 -0.02 -0.19
CMYK
85.57% 59.7% 0% 21.18%
85.5759.7021.18CMYK
Cyan
Magenta
Yellow
Key
XYZ-d65
0.14 0.1 0.57
0.140.10.57XYZ
X
Y
Z
OKLCH
0.4803 0.1947 263.26
0.48030.1947263.26LCH
Lightness
Chroma
Hue
OKLAB
0.4803 -0.02 -0.19
0.4803-0.02-0.19LAB
Lightness
Green-Red
Blue-Yellow

Alternative colors

Applications

Complementary color

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