#0421FB
Vivid Blue
HEX
RGB
HSL
About #0421FB Vivid Blue
#0421FB is a vivid blue color. In the RGB color model, it is composed of 4 red, 33 green, and 251 blue. In the HSL color space, it has a hue of 233°, saturation of 97%, and lightness of 50%.
This color has a medium lightness value, making it a balanced tone ideal for both text and UI elements. With high saturation, it appears vibrant and eye-catching.
CSS Code & Gradients
Use #0421FB in your CSS, SCSS, or Tailwind projects. Copy ready-to-use gradients.
Beautiful Gradients
Color Properties
233°
Hue
97%
Saturation
50%
Lightness
Vivid Blue
Color Harmonies
Colors that work well with #0421FB based on color theory.
Accessibility
WCAG 2.1 contrast ratio of #0421FB against white and black backgrounds.
Aa#0421FB on White
Contrast Ratio8.03:1
AA ✓AA Large ✓AAA ✓
Aa#0421FB on Black
Contrast Ratio2.62:1
AA ✗AA Large ✗AAA ✗
Color Conversion Table
Complete conversion of #0421FB across different color formats.
| Format | Value |
|---|---|
| HEX | #0421FB |
| RGB | rgb(4, 33, 251) |
| HSL | hsl(233, 97%, 50%) |
| RGB Decimal | 4, 33, 251 |
| RGB Percent | 1.6%, 12.9%, 98.4% |
| CMYK (approx.) | 98%, 87%, 0%, 2% |
Related Palettes
12 palettes using #0421FB or similar colors