Cerulean Blue

#3157B5

General Information about Cerulean Blue

Cerulean Blue, represented by the hexadecimal color code #3157B5, is a captivating shade of blue that evokes feelings of calmness, serenity, and stability. It is situated in the blue color family, which is often associated with trust, intelligence, and confidence. This particular shade of blue derives its name from the Latin word 'caeruleus', meaning dark blue or sky-blue. Cerulean blue is widely recognized and used across various industries and creative fields, as its soothing qualities can create a positive emotional response. Cerulean blue is usually associated with the sky, and can be a suitable color for websites, marketing products, and is often used in interior design.

Cerulean Blue (#3157B5) offers moderate contrast against white text, but careful consideration is needed. The contrast ratio is approximately 3.1:1, which falls short of WCAG's minimum recommendation of 4.5:1 for normal text. For optimal readability, especially for users with visual impairments, pairing it with lighter shades is advisable. Using Cerulean Blue for larger text sizes (14pt bold or 18pt regular) improves readability as the contrast requirements are slightly relaxed. Always evaluate the color combination in a real-world context to ensure sufficient contrast and readability for all users, possibly by using color contrast analyzer tools. Additionally, provide alternative text descriptions for images using this color to make content accessible to screen reader users. Ensure interactive elements have sufficient contrast to meet accessibility standards.

Shades

Digital Color Formats

RGB
49 87 181
RGB49 87 181
Red
Green
Blue
HSL
222.73deg 57.39% 45.1%
222.7357.3945.1HSL
Hue
Saturation
Lightness
HWB
222.73deg 19.22% 29.02%
222.7319.2229.02HWB
Hue
Whiteness
Blackness
hex#3157B5
rgb49 87 181
hsl222.73deg 57.39% 45.1%
cmyk72.93% 51.93% 0% 29.02%
hwb222.73deg 19.22% 29.02%
xyz-d650.13 0.11 0.45
oklch0.4832 0.1556 264.66
oklab0.4832 -0.01 -0.15
CMYK
72.93% 51.93% 0% 29.02%
72.9351.93029.02CMYK
Cyan
Magenta
Yellow
Key
XYZ-d65
0.13 0.11 0.45
0.130.110.45XYZ
X
Y
Z
OKLCH
0.4832 0.1556 264.66
0.48320.1556264.66LCH
Lightness
Chroma
Hue
OKLAB
0.4832 -0.01 -0.15
0.4832-0.01-0.15LAB
Lightness
Green-Red
Blue-Yellow

Alternative colors

Applications

Complementary color

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