Cerulean Blue

#2951BD

General Information about Cerulean Blue

Cerulean Blue, represented by the hexadecimal color code #2951BD, is a medium-dark shade of blue that evokes feelings of calmness, serenity, and trustworthiness. This color is often associated with the sky and the ocean, making it a popular choice for designs that aim to create a sense of peace and tranquility. In terms of color theory, Cerulean Blue is considered a cool color, which means it tends to recede in visual space, making it suitable for backgrounds or elements where you want to create depth. Its RGB values are R: 41, G: 81, B: 189. In the CMYK color model, its values are C: 78, M: 57, Y: 0, K: 26. The color name 'Cerulean' is derived from the Latin word 'caeruleus', meaning dark blue, which itself comes from 'caelum', meaning sky.

The color #2951BD, a shade of cerulean blue, presents some accessibility considerations for web development. When using this color for text, it's crucial to ensure sufficient contrast with the background. According to WCAG guidelines, a contrast ratio of at least 4.5:1 is recommended for normal text and 3:1 for large text. If #2951BD is used as the text color, a light background color should be chosen to meet these contrast requirements. For instance, using a white or very light gray background could provide adequate contrast. Conversely, if #2951BD is used as the background color, a light text color such as white or a very pale yellow would be necessary. It's also essential to avoid using color alone to convey important information; always provide alternative cues such as text labels or icons to ensure that users with color vision deficiencies can still understand the content. Tools like WebAIM's Contrast Checker can be used to verify contrast ratios and ensure accessibility compliance.

Shades

Digital Color Formats

RGB
41 81 189
RGB41 81 189
Red
Green
Blue
HSL
223.78deg 64.35% 45.1%
223.7864.3545.1HSL
Hue
Saturation
Lightness
HWB
223.78deg 16.08% 25.88%
223.7816.0825.88HWB
Hue
Whiteness
Blackness
hex#2951BD
rgb41 81 189
hsl223.78deg 64.35% 45.1%
cmyk78.31% 57.14% 0% 25.88%
hwb223.78deg 16.08% 25.88%
xyz-d650.13 0.1 0.49
oklch0.474 0.1761 264.91
oklab0.474 -0.02 -0.18
CMYK
78.31% 57.14% 0% 25.88%
78.3157.14025.88CMYK
Cyan
Magenta
Yellow
Key
XYZ-d65
0.13 0.1 0.49
0.130.10.49XYZ
X
Y
Z
OKLCH
0.474 0.1761 264.91
0.4740.1761264.91LCH
Lightness
Chroma
Hue
OKLAB
0.474 -0.02 -0.18
0.474-0.02-0.18LAB
Lightness
Green-Red
Blue-Yellow

Alternative colors

Applications

Complementary color

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