#51A3B8
Blue
HEX
RGB
HSL
About #51A3B8 Blue
#51A3B8 is a blue color. In the RGB color model, it is composed of 81 red, 163 green, and 184 blue. In the HSL color space, it has a hue of 192°, saturation of 42%, and lightness of 52%.
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 #51A3B8 in your CSS, SCSS, or Tailwind projects. Copy ready-to-use gradients.
Beautiful Gradients
Color Properties
192°
Hue
42%
Saturation
52%
Lightness
Blue
Color Harmonies
Colors that work well with #51A3B8 based on color theory.
Accessibility
WCAG 2.1 contrast ratio of #51A3B8 against white and black backgrounds.
Aa#51A3B8 on White
Contrast Ratio2.88:1
AA ✗AA Large ✗AAA ✗
Aa#51A3B8 on Black
Contrast Ratio7.28:1
AA ✓AA Large ✓AAA ✓
Color Conversion Table
Complete conversion of #51A3B8 across different color formats.
| Format | Value |
|---|---|
| HEX | #51A3B8 |
| RGB | rgb(81, 163, 184) |
| HSL | hsl(192, 42%, 52%) |
| RGB Decimal | 81, 163, 184 |
| RGB Percent | 31.8%, 63.9%, 72.2% |
| CMYK (approx.) | 56%, 11%, 0%, 28% |
Related Palettes
12 palettes using #51A3B8 or similar colors