#309DBB
Blue
HEX
RGB
HSL
About #309DBB Blue
#309DBB is a blue color. In the RGB color model, it is composed of 48 red, 157 green, and 187 blue. In the HSL color space, it has a hue of 193°, saturation of 59%, and lightness of 46%.
This color has a medium lightness value, making it a balanced tone ideal for both text and UI elements. With moderate saturation, it appears balanced and versatile.
CSS Code
Use #309DBB in your CSS, SCSS, or Tailwind projects.
Color Properties
193°
Hue
59%
Saturation
46%
Lightness
Blue
Color Harmonies
Colors that work well with #309DBB based on color theory.
Accessibility
WCAG 2.1 contrast ratio of #309DBB against white and black backgrounds.
Aa#309DBB on White
Contrast Ratio3.15:1
AA ✗AA Large ✓AAA ✗
Aa#309DBB on Black
Contrast Ratio6.67:1
AA ✓AA Large ✓AAA ✗
Color Conversion Table
Complete conversion of #309DBB across different color formats.
| Format | Value |
|---|---|
| HEX | #309DBB |
| RGB | rgb(48, 157, 187) |
| HSL | hsl(193, 59%, 46%) |
| RGB Decimal | 48, 157, 187 |
| RGB Percent | 18.8%, 61.6%, 73.3% |
| CMYK (approx.) | 74%, 16%, 0%, 27% |
Related Palettes
12 palettes using #309DBB or similar colors