#397EDD
Blue
HEX
RGB
HSL
About #397EDD Blue
#397EDD is a blue color. In the RGB color model, it is composed of 57 red, 126 green, and 221 blue. In the HSL color space, it has a hue of 215°, saturation of 71%, and lightness of 55%.
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 #397EDD in your CSS, SCSS, or Tailwind projects. Copy ready-to-use gradients.
Beautiful Gradients
Color Properties
215°
Hue
71%
Saturation
55%
Lightness
Blue
Color Harmonies
Colors that work well with #397EDD based on color theory.
Accessibility
WCAG 2.1 contrast ratio of #397EDD against white and black backgrounds.
Aa#397EDD on White
Contrast Ratio4.04:1
AA ✗AA Large ✓AAA ✗
Aa#397EDD on Black
Contrast Ratio5.2:1
AA ✓AA Large ✓AAA ✗
Color Conversion Table
Complete conversion of #397EDD across different color formats.
| Format | Value |
|---|---|
| HEX | #397EDD |
| RGB | rgb(57, 126, 221) |
| HSL | hsl(215, 71%, 55%) |
| RGB Decimal | 57, 126, 221 |
| RGB Percent | 22.4%, 49.4%, 86.7% |
| CMYK (approx.) | 74%, 43%, 0%, 13% |
Related Palettes
12 palettes using #397EDD or similar colors