The rash is often associated with mild itching. Like other forms of psoriasis, guttate psoriasis tends to improve during the summer and worsen during the winter. Examination of the skin reveals characteristic lesions consisting of multiple, discrete drop-like salmon-pink papules. A fine scale may be seen on established lesions.
Blue or Indigo. Violet (not purple) There are seven colors in the rainbow and can be remembered by the mnemonic device Roy G. Biv: Red, Orange, Yellow, Green, Blue, Indigo and Violet. An easier way of remembering the seven colours of the rainbow is by this expression: Richard Of York Gave Battle In Vain..
The three parameters (or attributes) in the HSV are known as Hue, Saturation, and Brightness (or Value). Hue. Hue refers to a specific basic tone of color or the root color and, in a rough definition, can be considered as the main colors in the rainbow. It is not another name for color as colors are more explicitly defined adding with brightness and saturation. For example, blue can be considered as a hue, but with the addition of different levels of hue and saturation many colors can be created. Prussian blue, navy blue, and royal blue are some commonly known colors of blue. Hue spectrum has three primary colors, three secondary colors and six tertiary colors.