High color 0 to 63 (15.9%). Because of this, the colour RGB (40, 40, 40) will have a slight purple (magenta) tinge when displayed in 16 bits. Note that 40 on a scale from 0 to 255 is 15.7%. Green is usually chosen for the extra bit in 16 bits because the human eye has its highest sensitivity for green shades. For a demonstration, look closely at the following picture (note: this will work only on monitors displaying true color, i.e., 24 or 32 bits) where dark shades of red, green and blue are shown using 128 levels of intensities for each
Orange (colour) a symbol of activity. Orange is sometimes used, like red and yellow, as a colour warning of possible danger or calling for caution. A skull against an orange background means a toxic substance or poison. In the colour system devised by the US Department of Homeland Security to measure the threat of terrorist attack, an orange level is second only to a red level. The US Manual on Uniform Traffic Control Devices specifies orange for use in temporary and construction signage. Because of its symbolic meaning as the orange colour of activity, orange is often used as the colour of