#21474D (or 0x21474D) is unknown color: approx Teal Blue. HEX triplet: 21, 47 and 4D. RGB value is (33,71,77). Sum of RGB (Red+Green+Blue) = 33+71+77=181 (23% of max value = 765). Red value is 33 (13.28% from 255 or 18.23% from 181); Green value is 71 (28.12% from 255 or 39.23% from 181); Blue value is 77 (30.47% from 255 or 42.54% from 181); Max value from RGB is 77 - color contains mainly: blue. Hex color #21474D is not a web safe color. Web safe color analog (approx): #333366. Inversed color of #21474D is #DEB8B2. Grayscale: #3C3C3C. Windows color (decimal): -14596275 or 5064481. OLE color: 5064481.
HSL color Cylindrical-coordinate representation of color #21474D: hue angle of 188.18º degrees, saturation: 0.4, lightness: 0.22%. HSV value (or HSB Brightness) of color is 0.3% and HSV saturation: 0.57%. Process color model (Four color, CMYK) of #21474D is Cyan = 0.57, Magento = 0.08, Yellow = 0 and Black (K on CMYK) = 0.70.
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<style> a { background-color: #21474D; } a { background-color: rgb(33,71,77); } div.DivClassName { background-color: #21474D; } .BgClassName { background-color: #21474D; } </style>
<style> span { border-color: #21474D; } span { border-color: rgb(33,71,77); } td.TdClassName { border-color: #21474D; } .TagClassName { border-color: #21474D; } </style>