blue

#3721FD

VibrantElectric

UI Preview

Pro

Conversions

RGB55, 33, 253
CMYK78, 87, 0, 1
HSL246°, 98%, 56%
LAB34, 62, -104
Closest Library Match
indigo-60089% Match

Readability

7.50On WhitePASS AA
2.79On BlackFAIL

For optimal readability, use White text on this background.

Magic Gradients

subtle
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vibrant
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rich
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About #3721FD

The hexadecimal color code #3721FD is a medium, intense shade of Blue (known as blue). In the RGB color model, #3721FD is comprised of 55 red, 33 green, and 253 blue. In the HSL color space, which is often used in digital design and color grading, it has a hue of 246 degrees, a saturation of 98%, and a lightness of 56%. This color has an approximate wavelength of 479 nm. The closest web-safe color is often utilized in web design, user interfaces (UI), and vector graphics to create intense Blue atmospheres. Designers searching for Blue color schemes often pair this with its complementary color or use it as an accent against neutral backgrounds. It is commonly used in digital design for backgrounds, typography, and accent elements. When paired with its complementary color in the palette below, it creates a high-contrast visual hierarchy. Engineers can implement this color using the CSS hex code #3721FD.

Vision Simulation

ProtanopiaRed-blind
DeuteranopiaGreen-blind
TritanopiaBlue-blind