#51A7CD
Blue
HEX
RGB
HSL
About #51A7CD Blue
#51A7CD is a blue color. In the RGB color model, it is composed of 81 red, 167 green, and 205 blue. In the HSL color space, it has a hue of 198°, saturation of 55%, and lightness of 56%.
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 & Gradients
Use #51A7CD in your CSS, SCSS, or Tailwind projects. Copy ready-to-use gradients.
Beautiful Gradients
Color Properties
198°
Hue
55%
Saturation
56%
Lightness
Blue
Color Harmonies
Colors that work well with #51A7CD based on color theory.
Accessibility
WCAG 2.1 contrast ratio of #51A7CD against white and black backgrounds.
Aa#51A7CD on White
Contrast Ratio2.71:1
AA ✗AA Large ✗AAA ✗
Aa#51A7CD on Black
Contrast Ratio7.76:1
AA ✓AA Large ✓AAA ✓
Color Conversion Table
Complete conversion of #51A7CD across different color formats.
| Format | Value |
|---|---|
| HEX | #51A7CD |
| RGB | rgb(81, 167, 205) |
| HSL | hsl(198, 55%, 56%) |
| RGB Decimal | 81, 167, 205 |
| RGB Percent | 31.8%, 65.5%, 80.4% |
| CMYK (approx.) | 60%, 19%, 0%, 20% |
Related Palettes
12 palettes using #51A7CD or similar colors