Cerulean Blue

#1D56C9

General Information about Cerulean Blue

Cerulean Blue, represented by the hexadecimal color code #1d56c9, is a captivating shade of blue that lies between azure and sky blue. This color is named after cerulean, a mineral pigment originally derived from magnesium fluorosilicate. It evokes feelings of tranquility, peace, and serenity, often associated with the sky and sea. Cerulean Blue is often used to represent trustworthiness, stability, and depth, making it a popular choice in various design applications. In color psychology, blue is known to promote relaxation, improve focus, and foster a sense of security. This shade of blue is often used in branding to create an impression of reliability and sophistication. Cerulean Blue is a versatile color that can be used in both print and digital media, adding an element of elegance and calmness.

The hex color #1d56c9, a shade of Cerulean Blue, presents specific accessibility considerations for web development. With a relatively low luminance, it's crucial to ensure sufficient contrast when used as text or background. 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. If #1d56c9 is used for text, pairing it with light colors like #ffffff or #f0f0f0 would ensure readability for users with visual impairments. Conversely, using it as a background color necessitates lighter text colors. Tools like contrast checkers can assist in verifying compliance. Furthermore, avoid relying solely on color to convey information; supplement with text labels or other visual cues to accommodate users with color vision deficiencies. Considering these factors optimizes the website for a broader audience, aligning with inclusive design principles.

Shades

Digital Color Formats

RGB
29 86 201
RGB29 86 201
Red
Green
Blue
HSL
220.12deg 74.78% 45.1%
220.1274.7845.1HSL
Hue
Saturation
Lightness
HWB
220.12deg 11.37% 21.18%
220.1211.3721.18HWB
Hue
Whiteness
Blackness
hex#1D56C9
rgb29 86 201
hsl220.12deg 74.78% 45.1%
cmyk85.57% 57.21% 0% 21.18%
hwb220.12deg 11.37% 21.18%
xyz-d650.14 0.11 0.57
oklch0.4902 0.1887 262.21
oklab0.4902 -0.03 -0.19
CMYK
85.57% 57.21% 0% 21.18%
85.5757.21021.18CMYK
Cyan
Magenta
Yellow
Key
XYZ-d65
0.14 0.11 0.57
0.140.110.57XYZ
X
Y
Z
OKLCH
0.4902 0.1887 262.21
0.49020.1887262.21LCH
Lightness
Chroma
Hue
OKLAB
0.4902 -0.03 -0.19
0.4902-0.03-0.19LAB
Lightness
Green-Red
Blue-Yellow

Alternative colors

Applications

Complementary color

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