#FF3F3F (or 0xFF3F3F) is unknown color: approx Coral Red. HEX triplet: FF, 3F and 3F. RGB value is (255,63,63). Sum of RGB (Red+Green+Blue) = 255+63+63=381 (50% of max value = 765). Red value is 255 (100% from 255 or 66.93% from 381); Green value is 63 (25% from 255 or 16.54% from 381); Blue value is 63 (25% from 255 or 16.54% from 381); Max value from RGB is 255 - color contains mainly: red. Hex color #FF3F3F is not a web safe color. Web safe color analog (approx): #FF3333. Inversed color of #FF3F3F is #00C0C0. Grayscale: #787878. Windows color (decimal): -49345 or 4145151. OLE color: 4145151.
HSL color Cylindrical-coordinate representation of color #FF3F3F: hue angle of 0º degrees, saturation: 1, lightness: 0.62%. HSV value (or HSB Brightness) of color is 1% and HSV saturation: 0.75%. Process color model (Four color, CMYK) of #FF3F3F is Cyan = 0, Magento = 0.75, Yellow = 0.75 and Black (K on CMYK) = 0.
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<style> a { background-color: #FF3F3F; } a { background-color: rgb(255,63,63); } div.DivClassName { background-color: #FF3F3F; } .BgClassName { background-color: #FF3F3F; } </style>
<style> span { border-color: #FF3F3F; } span { border-color: rgb(255,63,63); } td.TdClassName { border-color: #FF3F3F; } .TagClassName { border-color: #FF3F3F; } </style>