#1780B5
Blue
HEX
RGB
HSL
About #1780B5 Blue
#1780B5 is a blue color. In the RGB color model, it is composed of 23 red, 128 green, and 181 blue. In the HSL color space, it has a hue of 200°, saturation of 77%, and lightness of 40%.
This color has a low lightness value, making it a dark color great for text and bold accents. With high saturation, it appears vibrant and eye-catching.
CSS Code
Use #1780B5 in your CSS, SCSS, or Tailwind projects.
Color Properties
200°
Hue
77%
Saturation
40%
Lightness
Blue
Color Harmonies
Colors that work well with #1780B5 based on color theory.
Accessibility
WCAG 2.1 contrast ratio of #1780B5 against white and black backgrounds.
Aa#1780B5 on White
Contrast Ratio4.38:1
AA ✗AA Large ✓AAA ✗
Aa#1780B5 on Black
Contrast Ratio4.79:1
AA ✓AA Large ✓AAA ✗
Color Conversion Table
Complete conversion of #1780B5 across different color formats.
| Format | Value |
|---|---|
| HEX | #1780B5 |
| RGB | rgb(23, 128, 181) |
| HSL | hsl(200, 77%, 40%) |
| RGB Decimal | 23, 128, 181 |
| RGB Percent | 9.0%, 50.2%, 71.0% |
| CMYK (approx.) | 87%, 29%, 0%, 29% |
Related Palettes
12 palettes using #1780B5 or similar colors