Cyan is a color between blue and green on the visible spectrum of light, and it is evoked by light with a predominant wavelength between 490 and 520 nm, between the wavelengths of green and blue. It is a bright, lively greenish-blue color, and its hex code is #00FFFF. Cyan is one of the subtractive primary colors along with magenta and yellow, and it is a primary color in the CMYK color system. Colors in the cyan color range are teal, turquoise, electric blue, aquamarine, and others described as blue-green. Cyan is most often associated with peace, relaxation, healthcare, dreams, and spirituality. In most languages, "cyan" is not a basic color term and it phenomenologically appears as a greenish vibrant hue of blue to most English speakers. Other English terms for this "borderline" hue region include blue-green, aqua, turquoise, teal, and grue.