#337C99
Blue
HEX
RGB
HSL
About #337C99 Blue
#337C99 is a blue color. In the RGB color model, it is composed of 51 red, 124 green, and 153 blue. In the HSL color space, it has a hue of 197°, saturation of 50%, and lightness of 40%.
This color has a low lightness value, making it a dark color great for text and bold accents. With moderate saturation, it appears balanced and versatile.
CSS Code & Gradients
Use #337C99 in your CSS, SCSS, or Tailwind projects. Copy ready-to-use gradients.
Beautiful Gradients
Color Properties
197°
Hue
50%
Saturation
40%
Lightness
Blue
Color Harmonies
Colors that work well with #337C99 based on color theory.
Accessibility
WCAG 2.1 contrast ratio of #337C99 against white and black backgrounds.
Aa#337C99 on White
Contrast Ratio4.68:1
AA ✓AA Large ✓AAA ✗
Aa#337C99 on Black
Contrast Ratio4.48:1
AA ✗AA Large ✓AAA ✗
Color Conversion Table
Complete conversion of #337C99 across different color formats.
| Format | Value |
|---|---|
| HEX | #337C99 |
| RGB | rgb(51, 124, 153) |
| HSL | hsl(197, 50%, 40%) |
| RGB Decimal | 51, 124, 153 |
| RGB Percent | 20.0%, 48.6%, 60.0% |
| CMYK (approx.) | 67%, 19%, 0%, 40% |
Related Palettes
12 palettes using #337C99 or similar colors