Cerulean Blue

#315BB5

General Information about Cerulean Blue

The hexadecimal color #315BB5, commonly known as Cerulean Blue, is a captivating shade residing in the blue color spectrum. It exhibits a blend of blue and cyan tones, lending it a serene and calming appearance. In the RGB color model, #315BB5 is composed of 19.22% red, 35.69% green, and 70.98% blue. This particular combination results in a color that is often associated with tranquility, stability, and trust. Cerulean Blue is widely used in various fields, including graphic design, web development, and fashion, to evoke feelings of peace, confidence, and professionalism. Its unique blend of hues makes it a versatile and aesthetically pleasing choice for a wide array of applications. Cerulean blue is a medium dark shade of blue. The name Cerulean itself, comes from the latin word 'caeruleus', which means dark blue.

The hex color #315BB5, also known as Cerulean Blue, presents specific accessibility considerations for web developers. Its relative luminance is low, indicating that it's a darker color. Therefore, when using #315BB5 for text or interactive elements, it's crucial to ensure sufficient contrast with the background color. A light background is highly recommended to meet WCAG (Web Content Accessibility Guidelines) standards for contrast ratios. Insufficient contrast can make content difficult to read for users with visual impairments. Developers should test color combinations using accessibility tools to guarantee compliance with WCAG 2.1 AA or AAA levels, ensuring that the visual presentation of text and interactive elements is accessible to a wide range of users, including those with low vision or color blindness. Careful attention to contrast will enhance the usability and inclusivity of web applications.

Shades

Digital Color Formats

RGB
49 91 181
RGB49 91 181
Red
Green
Blue
HSL
220.91deg 57.39% 45.1%
220.9157.3945.1HSL
Hue
Saturation
Lightness
HWB
220.91deg 19.22% 29.02%
220.9119.2229.02HWB
Hue
Whiteness
Blackness
hex#315BB5
rgb49 91 181
hsl220.91deg 57.39% 45.1%
cmyk72.93% 49.72% 0% 29.02%
hwb220.91deg 19.22% 29.02%
xyz-d650.13 0.11 0.45
oklch0.4917 0.1506 263.18
oklab0.4917 -0.02 -0.15
CMYK
72.93% 49.72% 0% 29.02%
72.9349.72029.02CMYK
Cyan
Magenta
Yellow
Key
XYZ-d65
0.13 0.11 0.45
0.130.110.45XYZ
X
Y
Z
OKLCH
0.4917 0.1506 263.18
0.49170.1506263.18LCH
Lightness
Chroma
Hue
OKLAB
0.4917 -0.02 -0.15
0.4917-0.02-0.15LAB
Lightness
Green-Red
Blue-Yellow

Alternative colors

Applications

Complementary color

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