#B21D1D (or 0xB21D1D) is unknown color: approx Fire Brick. HEX triplet: B2, 1D and 1D. RGB value is (178,29,29). Sum of RGB (Red+Green+Blue) = 178+29+29=236 (31% of max value = 765). Red value is 178 (69.92% from 255 or 75.42% from 236); Green value is 29 (11.72% from 255 or 12.29% from 236); Blue value is 29 (11.72% from 255 or 12.29% from 236); Max value from RGB is 178 - color contains mainly: red. Hex color #B21D1D is not a web safe color. Web safe color analog (approx): #993333. Inversed color of #B21D1D is #4DE2E2. Grayscale: #494949. Windows color (decimal): -5104355 or 1908146. OLE color: 1908146.
HSL color Cylindrical-coordinate representation of color #B21D1D: hue angle of 0º degrees, saturation: 0.72, lightness: 0.41%. HSV value (or HSB Brightness) of color is 0.7% and HSV saturation: 0.84%. Process color model (Four color, CMYK) of #B21D1D is Cyan = 0, Magento = 0.84, Yellow = 0.84 and Black (K on CMYK) = 0.30.
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<style> a { background-color: #B21D1D; } a { background-color: rgb(178,29,29); } div.DivClassName { background-color: #B21D1D; } .BgClassName { background-color: #B21D1D; } </style>
<style> span { border-color: #B21D1D; } span { border-color: rgb(178,29,29); } td.TdClassName { border-color: #B21D1D; } .TagClassName { border-color: #B21D1D; } </style>