Blue

#1F21F9

General Information about #1F21F9

The hexadecimal color #1F21F9 represents a shade of blue in the RGB color model. It is composed of 12.2% red, 12.9% green, and 97.6% blue. This specific combination results in a vibrant, almost electric blue. Hex color codes are widely used in web design and digital graphics to specify colors precisely. Understanding the composition of a hex color helps designers make informed decisions about color palettes and combinations. Colors like #1F21F9 are often associated with feelings of trust, stability, and intelligence. In different cultures, blue can also symbolize peace, serenity, or sadness. Its intensity makes it suitable for drawing attention and creating visually stimulating designs. To calculate the RGB values, each pair of hexadecimal digits is converted to its decimal equivalent.

The hex color #1F21F9, a vibrant blue, presents some accessibility challenges, particularly concerning color contrast. When used as a foreground color, it requires careful consideration of the background color to ensure sufficient contrast for readability, especially for users with visual impairments. According to WCAG guidelines, a contrast ratio of at least 4.5:1 is recommended for standard text and 3:1 for large text. It's crucial to test color combinations using accessibility tools to verify compliance. When using this blue for interactive elements like buttons or links, ensure a distinct visual cue, such as a change in color or the addition of an underline, is present on hover or focus to aid users who rely on keyboard navigation or have difficulty distinguishing colors. Also, avoid using color alone to convey important information; supplement it with text or icons.

Shades

Digital Color Formats

RGB
31 33 249
RGB31 33 249
Red
Green
Blue
HSL
239.45 94.78% 54.9%
239.4594.7854.9HSL
Hue
Saturation
Lightness
HWB
239.45 12.16% 2.35%
239.4512.162.35HWB
Hue
Whiteness
Blackness
hex#1F21F9
rgb31 33 249
hsl239.45 94.78% 54.9%
cmyk87.55% 86.75% 0% 2.35%
hwb239.45 12.16% 2.35%
xyz18.21 8.22 90.25
CMYK
87.55% 86.75% 0% 2.35%
87.5586.7502.35CMYK
Cyan
Magenta
Yellow
Key
XYZ
18.21 8.22 90.25
18.218.2290.25XYZ
X
Y
Z

Alternative colors

Applications

Complementary color

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