#637F9C
Muted Blue
HEX
RGB
HSL
About #637F9C Muted Blue
#637F9C is a muted blue color. In the RGB color model, it is composed of 99 red, 127 green, and 156 blue. In the HSL color space, it has a hue of 211°, saturation of 22%, and lightness of 50%.
This color has a medium lightness value, making it a balanced tone ideal for both text and UI elements. With low saturation, it appears muted and subtle.
CSS Code
Use #637F9C in your CSS, SCSS, or Tailwind projects.
Color Properties
211°
Hue
22%
Saturation
50%
Lightness
Muted Blue
Color Harmonies
Colors that work well with #637F9C based on color theory.
Accessibility
WCAG 2.1 contrast ratio of #637F9C against white and black backgrounds.
Aa#637F9C on White
Contrast Ratio4.16:1
AA ✗AA Large ✓AAA ✗
Aa#637F9C on Black
Contrast Ratio5.05:1
AA ✓AA Large ✓AAA ✗
Color Conversion Table
Complete conversion of #637F9C across different color formats.
| Format | Value |
|---|---|
| HEX | #637F9C |
| RGB | rgb(99, 127, 156) |
| HSL | hsl(211, 22%, 50%) |
| RGB Decimal | 99, 127, 156 |
| RGB Percent | 38.8%, 49.8%, 61.2% |
| CMYK (approx.) | 37%, 19%, 0%, 39% |
Related Palettes
12 palettes using #637F9C or similar colors