Cerulean Blue

#2949D1

General Information about Cerulean Blue

Cerulean Blue, represented by the hexadecimal color code #2949D1, is a captivating shade of blue with moderate saturation. Situated within the blue color spectrum, it conveys a sense of calmness, sophistication, and trustworthiness. In the RGB color model, #2949D1 consists of 16.08% red, 28.63% green, and 81.96% blue. This composition gives the color its unique hue, which falls within the cool color family. The color is perceived as peaceful and reliable, making it a popular choice across various design applications. Named after the cerulean pigment, which is derived from a specific chemical compound, this shade of blue has a slightly muted but appealing quality.

The hex color #2949d1, also known as Cerulean Blue, presents some accessibility considerations for web development. Due to its relatively dark hue, it's crucial to ensure sufficient contrast when used as either text or background color. According to WCAG guidelines, a contrast ratio of at least 4.5:1 is recommended for standard text and 3:1 for large text against its background. When using #2949d1 for text, pairing it with a light color such as white (#ffffff) or a very light gray is advisable. Conversely, when used as a background, pairing it with a light color text is appropriate. Tools like contrast checkers can verify compliance with accessibility standards. Careful color combinations ensure readability and inclusivity for users with visual impairments.

Shades

Digital Color Formats

RGB
41 73 209
RGB41 73 209
Red
Green
Blue
HSL
228.57deg 67.2% 49.02%
228.5767.249.02HSL
Hue
Saturation
Lightness
HWB
228.57deg 16.08% 18.04%
228.5716.0818.04HWB
Hue
Whiteness
Blackness
hex#2949D1
rgb41 73 209
hsl228.57deg 67.2% 49.02%
cmyk80.38% 65.07% 0% 18.04%
hwb228.57deg 16.08% 18.04%
xyz-d650.15 0.1 0.61
oklch0.4766 0.2116 267.06
oklab0.4766 -0.01 -0.21
CMYK
80.38% 65.07% 0% 18.04%
80.3865.07018.04CMYK
Cyan
Magenta
Yellow
Key
XYZ-d65
0.15 0.1 0.61
0.150.10.61XYZ
X
Y
Z
OKLCH
0.4766 0.2116 267.06
0.47660.2116267.06LCH
Lightness
Chroma
Hue
OKLAB
0.4766 -0.01 -0.21
0.4766-0.01-0.21LAB
Lightness
Green-Red
Blue-Yellow

Alternative colors

Applications

Complementary color

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