Cobalt

#0644C4

General Information about Cobalt (#0644C4)

The hexadecimal color #0644C4, also known as Cobalt, is a dark shade of blue. It is composed of 0.4% red, 26.7% green, and 76.9% blue. In the RGB color model, #0644C4 consists of 2 red, 68 green, and 196 blue. This color has a hue of 220 degrees, a saturation of 97.8%, and a lightness of 39.2%. Cobalt blue, historically derived from cobalt aluminate, is known for its intense and vibrant nature. The hex code #0644C4 represents a digital interpretation of this classic color, offering a deep and captivating hue that evokes feelings of stability, trust, and intelligence. In color psychology, blue is often associated with calmness and serenity, making it a popular choice for various applications.

The color #0644C4, a deep shade of cobalt, presents some accessibility challenges, particularly for users with visual impairments. Its low luminance value means that text rendered in this color requires careful consideration of contrast ratios. According to WCAG guidelines, a contrast ratio of at least 4.5:1 is recommended for normal text and 3:1 for large text against its background. When using #0644C4 for text, ensure the background color is sufficiently light to meet these contrast requirements. For instance, pairing it with white (#FFFFFF) might still fall short, necessitating a lighter tint or alternative color. Also, avoid using #0644C4 for critical interactive elements without clear visual cues or labels, as users might struggle to perceive them. Providing alternative text descriptions for images using this color can also improve accessibility for screen reader users. Thoughtful application of this color can enhance visual appeal without sacrificing usability.

Shades

Digital Color Formats

RGB
6 68 196
RGB6 68 196
Red
Green
Blue
HSL
220.42deg 94.06% 39.61%
220.4294.0639.61HSL
Hue
Saturation
Lightness
HWB
220.42deg 2.35% 23.14%
220.422.3523.14HWB
Hue
Whiteness
Blackness
hex#0644C4
rgb6 68 196
hsl220.42deg 94.06% 39.61%
cmyk96.94% 65.31% 0% 23.14%
hwb220.42deg 2.35% 23.14%
xyz-d650.12 0.08 0.53
oklch0.4467 0.207 262.59
oklab0.4467 -0.03 -0.21
CMYK
96.94% 65.31% 0% 23.14%
96.9465.31023.14CMYK
Cyan
Magenta
Yellow
Key
XYZ-d65
0.12 0.08 0.53
0.120.080.53XYZ
X
Y
Z
OKLCH
0.4467 0.207 262.59
0.44670.207262.59LCH
Lightness
Chroma
Hue
OKLAB
0.4467 -0.03 -0.21
0.4467-0.03-0.21LAB
Lightness
Green-Red
Blue-Yellow

Alternative colors

Applications

Complementary color

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