#123F40
Dark Cyan
HEX
RGB
HSL
About #123F40 Dark Cyan
#123F40 is a dark cyan color. In the RGB color model, it is composed of 18 red, 63 green, and 64 blue. In the HSL color space, it has a hue of 181°, saturation of 56%, and lightness of 16%.
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
Use #123F40 in your CSS, SCSS, or Tailwind projects.
Color Properties
181°
Hue
56%
Saturation
16%
Lightness
Dark Cyan
Color Harmonies
Colors that work well with #123F40 based on color theory.
Accessibility
WCAG 2.1 contrast ratio of #123F40 against white and black backgrounds.
Aa#123F40 on White
Contrast Ratio11.6:1
AA ✓AA Large ✓AAA ✓
Aa#123F40 on Black
Contrast Ratio1.81:1
AA ✗AA Large ✗AAA ✗
Color Conversion Table
Complete conversion of #123F40 across different color formats.
| Format | Value |
|---|---|
| HEX | #123F40 |
| RGB | rgb(18, 63, 64) |
| HSL | hsl(181, 56%, 16%) |
| RGB Decimal | 18, 63, 64 |
| RGB Percent | 7.1%, 24.7%, 25.1% |
| CMYK (approx.) | 72%, 2%, 0%, 75% |
Related Palettes
12 palettes using #123F40 or similar colors