#3F57A6
Blue
HEX
RGB
HSL
About #3F57A6 Blue
#3F57A6 is a blue color. In the RGB color model, it is composed of 63 red, 87 green, and 166 blue. In the HSL color space, it has a hue of 226°, saturation of 45%, 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 #3F57A6 in your CSS, SCSS, or Tailwind projects.
Color Properties
226°
Hue
45%
Saturation
45%
Lightness
Blue
Color Harmonies
Colors that work well with #3F57A6 based on color theory.
Accessibility
WCAG 2.1 contrast ratio of #3F57A6 against white and black backgrounds.
Aa#3F57A6 on White
Contrast Ratio6.72:1
AA ✓AA Large ✓AAA ✗
Aa#3F57A6 on Black
Contrast Ratio3.13:1
AA ✗AA Large ✓AAA ✗
Color Conversion Table
Complete conversion of #3F57A6 across different color formats.
| Format | Value |
|---|---|
| HEX | #3F57A6 |
| RGB | rgb(63, 87, 166) |
| HSL | hsl(226, 45%, 45%) |
| RGB Decimal | 63, 87, 166 |
| RGB Percent | 24.7%, 34.1%, 65.1% |
| CMYK (approx.) | 62%, 48%, 0%, 35% |
Related Palettes
12 palettes using #3F57A6 or similar colors