The hexadecimal color code #677c75 is a shade of green-cyan. In the RGB color model #677c75 is comprised of 40.39% red, 48.63% green and 45.88% blue. In the HSL color space #677c75 has a hue of 160° (degrees), 9% saturation and 45% lightness. This color has an approximate wavelength of 501.81 nm.