#21717D (or 0x21717D) is unknown color: approx Allports. HEX triplet: 21, 71 and 7D. RGB value is (33,113,125). Sum of RGB (Red+Green+Blue) = 33+113+125=271 (35% of max value = 765). Red value is 33 (13.28% from 255 or 12.18% from 271); Green value is 113 (44.53% from 255 or 41.70% from 271); Blue value is 125 (49.22% from 255 or 46.13% from 271); Max value from RGB is 125 - color contains mainly: blue. Hex color #21717D is not a web safe color. Web safe color analog (approx): #336666. Inversed color of #21717D is #DE8E82. Grayscale: #5A5A5A. Windows color (decimal): -14585475 or 8220961. OLE color: 8220961.
HSL color Cylindrical-coordinate representation of color #21717D: hue angle of 187.83º degrees, saturation: 0.58, lightness: 0.31%. HSV value (or HSB Brightness) of color is 0.49% and HSV saturation: 0.74%. Process color model (Four color, CMYK) of #21717D is Cyan = 0.74, Magento = 0.10, Yellow = 0 and Black (K on CMYK) = 0.51.
<style> p { color: #21717D; } p { color: rgb(33,113,125); } H1.HeaderClassName { color: #21717D; } .AnyTagClassName { color: #21717D; } </style>
<style> a { background-color: #21717D; } a { background-color: rgb(33,113,125); } div.DivClassName { background-color: #21717D; } .BgClassName { background-color: #21717D; } </style>
<style> span { border-color: #21717D; } span { border-color: rgb(33,113,125); } td.TdClassName { border-color: #21717D; } .TagClassName { border-color: #21717D; } </style>