#21515B (or 0x21515B) is unknown color: approx Teal Blue. HEX triplet: 21, 51 and 5B. RGB value is (33,81,91). Sum of RGB (Red+Green+Blue) = 33+81+91=205 (27% of max value = 765). Red value is 33 (13.28% from 255 or 16.10% from 205); Green value is 81 (32.03% from 255 or 39.51% from 205); Blue value is 91 (35.94% from 255 or 44.39% from 205); Max value from RGB is 91 - color contains mainly: blue. Hex color #21515B is not a web safe color. Web safe color analog (approx): #336666. Inversed color of #21515B is #DEAEA4. Grayscale: #434343. Windows color (decimal): -14593701 or 5984545. OLE color: 5984545.
HSL color Cylindrical-coordinate representation of color #21515B: hue angle of 190.34º degrees, saturation: 0.47, lightness: 0.24%. HSV value (or HSB Brightness) of color is 0.36% and HSV saturation: 0.64%. Process color model (Four color, CMYK) of #21515B is Cyan = 0.64, Magento = 0.11, Yellow = 0 and Black (K on CMYK) = 0.64.
<style> p { color: #21515B; } p { color: rgb(33,81,91); } H1.HeaderClassName { color: #21515B; } .AnyTagClassName { color: #21515B; } </style>
<style> a { background-color: #21515B; } a { background-color: rgb(33,81,91); } div.DivClassName { background-color: #21515B; } .BgClassName { background-color: #21515B; } </style>
<style> span { border-color: #21515B; } span { border-color: rgb(33,81,91); } td.TdClassName { border-color: #21515B; } .TagClassName { border-color: #21515B; } </style>