#128BBF
Vivid Blue
HEX
RGB
HSL
About #128BBF Vivid Blue
#128BBF is a vivid blue color. In the RGB color model, it is composed of 18 red, 139 green, and 191 blue. In the HSL color space, it has a hue of 198°, saturation of 83%, and lightness of 41%.
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 #128BBF in your CSS, SCSS, or Tailwind projects. Copy ready-to-use gradients.
Beautiful Gradients
Color Properties
198°
Hue
83%
Saturation
41%
Lightness
Vivid Blue
Color Harmonies
Colors that work well with #128BBF based on color theory.
Accessibility
WCAG 2.1 contrast ratio of #128BBF against white and black backgrounds.
Aa#128BBF on White
Contrast Ratio3.84:1
AA ✗AA Large ✓AAA ✗
Aa#128BBF on Black
Contrast Ratio5.47:1
AA ✓AA Large ✓AAA ✗
Color Conversion Table
Complete conversion of #128BBF across different color formats.
| Format | Value |
|---|---|
| HEX | #128BBF |
| RGB | rgb(18, 139, 191) |
| HSL | hsl(198, 83%, 41%) |
| RGB Decimal | 18, 139, 191 |
| RGB Percent | 7.1%, 54.5%, 74.9% |
| CMYK (approx.) | 91%, 27%, 0%, 25% |
Related Palettes
12 palettes using #128BBF or similar colors