Blue

#2A1FF9

General Information

#2A1FF9 is a hexadecimal color code representing a specific shade of blue. It consists of 2A (red), 1F (green), and F9 (blue) components. In the RGB color model, it translates to 42 red, 31 green, and 249 blue. This particular shade of blue is vivid and intense, often associated with feelings of trust, stability, and intelligence. Hex color codes are commonly used in web design, graphic design, and other digital media to specify colors accurately and consistently. The hexadecimal system provides a standardized way to represent colors, ensuring that they appear as intended across different devices and platforms. Understanding hex codes and color models is essential for designers and developers who need to work with color in their projects.

The hex color #2A1FF9, a deep and vibrant blue, presents some accessibility challenges, especially when used as a foreground color against a white or light-colored background. Due to its relatively low luminance, the contrast ratio may not meet WCAG (Web Content Accessibility Guidelines) standards for text legibility. For body text, a contrast ratio of at least 4.5:1 is recommended, and for large text, a contrast ratio of 3:1 is suggested. When using #2A1FF9 for text, it's crucial to pair it with a very light or even white background to ensure readability for users with visual impairments. Alternatively, consider using it sparingly for decorative elements or as an accent color, where strict contrast requirements are less critical. Employing contrast checker tools can help evaluate specific color combinations and identify potential accessibility issues. Always prioritize user experience by providing sufficient contrast to guarantee content is accessible to everyone.

Shades

Digital Color Formats

RGB
42 31 249
RGB42 31 249
Red
Green
Blue
HSL
243.03 94.78% 54.9%
243.0394.7854.9HSL
Hue
Saturation
Lightness
HWB
243.03 12.16% 2.35%
243.0312.162.35HWB
Hue
Whiteness
Blackness
hex#2A1FF9
rgb42 31 249
hsl243.03 94.78% 54.9%
cmyk83.13% 87.55% 0% 2.35%
hwb243.03 12.16% 2.35%
xyz18.54 8.31 90.25
CMYK
83.13% 87.55% 0% 2.35%
83.1387.5502.35CMYK
Cyan
Magenta
Yellow
Key
XYZ
18.54 8.31 90.25
18.548.3190.25XYZ
X
Y
Z

Alternative colors

Applications

Complementary color

Buttons

HexColo.rs © 2025