#51BCFF
Vivid Blue
HEX
RGB
HSL
About #51BCFF Vivid Blue
#51BCFF is a vivid blue color. In the RGB color model, it is composed of 81 red, 188 green, and 255 blue. In the HSL color space, it has a hue of 203°, saturation of 100%, and lightness of 66%.
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 #51BCFF in your CSS, SCSS, or Tailwind projects. Copy ready-to-use gradients.
Beautiful Gradients
Color Properties
203°
Hue
100%
Saturation
66%
Lightness
Vivid Blue
Color Harmonies
Colors that work well with #51BCFF based on color theory.
Accessibility
WCAG 2.1 contrast ratio of #51BCFF against white and black backgrounds.
Aa#51BCFF on White
Contrast Ratio2.1:1
AA ✗AA Large ✗AAA ✗
Aa#51BCFF on Black
Contrast Ratio9.99:1
AA ✓AA Large ✓AAA ✓
Color Conversion Table
Complete conversion of #51BCFF across different color formats.
| Format | Value |
|---|---|
| HEX | #51BCFF |
| RGB | rgb(81, 188, 255) |
| HSL | hsl(203, 100%, 66%) |
| RGB Decimal | 81, 188, 255 |
| RGB Percent | 31.8%, 73.7%, 100.0% |
| CMYK (approx.) | 68%, 26%, 0%, 0% |
Related Palettes
12 palettes using #51BCFF or similar colors