#3991AC
Blue
HEX
RGB
HSL
About #3991AC Blue
#3991AC is a blue color. In the RGB color model, it is composed of 57 red, 145 green, and 172 blue. In the HSL color space, it has a hue of 194°, saturation of 50%, and lightness of 45%.
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 #3991AC in your CSS, SCSS, or Tailwind projects.
Color Properties
194°
Hue
50%
Saturation
45%
Lightness
Blue
Color Harmonies
Colors that work well with #3991AC based on color theory.
Accessibility
WCAG 2.1 contrast ratio of #3991AC against white and black backgrounds.
Aa#3991AC on White
Contrast Ratio3.61:1
AA ✗AA Large ✓AAA ✗
Aa#3991AC on Black
Contrast Ratio5.82:1
AA ✓AA Large ✓AAA ✗
Color Conversion Table
Complete conversion of #3991AC across different color formats.
| Format | Value |
|---|---|
| HEX | #3991AC |
| RGB | rgb(57, 145, 172) |
| HSL | hsl(194, 50%, 45%) |
| RGB Decimal | 57, 145, 172 |
| RGB Percent | 22.4%, 56.9%, 67.5% |
| CMYK (approx.) | 67%, 16%, 0%, 33% |
Related Palettes
12 palettes using #3991AC or similar colors