Cerulean Blue

#2547C1

General Information about Cerulean Blue

Cerulean blue, represented by the hexadecimal color code #2547C1, is a captivating and vibrant shade of blue. It evokes a sense of tranquility and depth, reminiscent of a clear sky or the vast ocean. This particular hue is a medium-dark tone, exhibiting a noticeable brightness while maintaining a sense of groundedness. In the RGB color model, #2547C1 is composed of 14.5% red, 27.8% green, and 75.7% blue. This composition gives it a strong blue character with subtle hints of red and green that contribute to its unique visual appeal. It is widely recognized for its versatility and ability to complement various design aesthetics, offering a blend of calmness and vibrancy.

The hex color #2547c1, a shade of cerulean blue, presents some accessibility challenges, particularly concerning color contrast. When used as a background color, it requires careful consideration of the foreground text color to ensure readability. According to WCAG guidelines, sufficient contrast is crucial for users with visual impairments. A light color like white or a very pale yellow would likely provide adequate contrast against #2547c1. Tools like the WebAIM contrast checker can be employed to verify that the contrast ratio meets accessibility standards, aiming for a ratio of at least 4.5:1 for normal text and 3:1 for large text. Also, do not use #2547c1 for focus indicators on interactive elements.

Shades

Digital Color Formats

RGB
37 71 193
RGB37 71 193
Red
Green
Blue
HSL
226.92deg 67.83% 45.1%
226.9267.8345.1HSL
Hue
Saturation
Lightness
HWB
226.92deg 14.51% 24.31%
226.9214.5124.31HWB
Hue
Whiteness
Blackness
hex#2547C1
rgb37 71 193
hsl226.92deg 67.83% 45.1%
cmyk80.83% 63.21% 0% 24.31%
hwb226.92deg 14.51% 24.31%
xyz-d650.13 0.09 0.51
oklch0.4567 0.1944 266.32
oklab0.4567 -0.01 -0.19
CMYK
80.83% 63.21% 0% 24.31%
80.8363.21024.31CMYK
Cyan
Magenta
Yellow
Key
XYZ-d65
0.13 0.09 0.51
0.130.090.51XYZ
X
Y
Z
OKLCH
0.4567 0.1944 266.32
0.45670.1944266.32LCH
Lightness
Chroma
Hue
OKLAB
0.4567 -0.01 -0.19
0.4567-0.01-0.19LAB
Lightness
Green-Red
Blue-Yellow

Alternative colors

Applications

Complementary color

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