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RGB-2-HEX

 CHART 1:
 ---------------------------------------------------------------------
 HEX:   00  11  22  33  44  55  66  77  88  99  AA  BB  CC  DD  EE  FF
 DEC:    0  17  34  51  68  85 102 119 136 153 170 187 204 221 238 255 


 CHART 2:
 ---------------------------------------------------------------------
        00          33          66          99          CC          FF
  ========    ========    ========    ========    ========    ========
  0   = 00    51  = 33    102 = 66    153 = 99    204 = CC    255 = FF
  1   = 01    52  = 34    103 = 67    154 = 9A    205 = CD
  2   = 02    53  = 35    104 = 68    155 = 9B    206 = CE
  3   = 03    54  = 36    105 = 69    156 = 9C    207 = CF
  4   = 04    55  = 37    106 = 6A    157 = 9D    208 = D0
  5   = 05    56  = 38    107 = 6B    158 = 9E    209 = D1
  6   = 06    57  = 39    108 = 6C    159 = 9F    210 = D2
  7   = 07    58  = 3A    109 = 6D    160 = A0    211 = D3
  8   = 08    59  = 3B    110 = 6E    161 = A1    212 = D4
  9   = 09    60  = 3C    111 = 6F    162 = A2    213 = D5
  10  = 0A    61  = 3D    112 = 70    163 = A3    214 = D6
  11  = 0B    62  = 3E    113 = 71    164 = A4    215 = D7
  12  = 0C    63  = 3F    114 = 72    165 = A5    216 = D8
  13  = 0D    64  = 40    115 = 73    166 = A6    217 = D9
  14  = 0E    65  = 41    116 = 74    167 = A7    218 = DA
  15  = 0F    66  = 42    117 = 75    168 = A8    219 = DB
  16  = 10    67  = 43    118 = 76    169 = A9    220 = DC
  17  = 11    68  = 44    119 = 77    170 = AA    221 = DD
  18  = 12    69  = 45    120 = 78    171 = AB    222 = DE
  19  = 13    70  = 46    121 = 79    172 = AC    223 = DF
  20  = 14    71  = 47    122 = 7A    173 = AD    224 = E0
  21  = 15    72  = 48    123 = 7B    174 = AE    225 = E1
  22  = 16    73  = 49    124 = 7C    175 = AF    226 = E2
  23  = 17    74  = 4A    125 = 7D    176 = B0    227 = E3
  24  = 18    75  = 4B    126 = 7E    177 = B1    228 = E4
  25  = 19    76  = 4C    127 = 7F    178 = B2    229 = E5
  --------------------------------------------------------
  26  = 1A    77  = 4D    128 = 80    179 = B3    230 = E6
  27  = 1B    78  = 4E    129 = 81    180 = B4    231 = E7
  28  = 1C    79  = 4F    130 = 82    181 = B5    232 = E8
  29  = 1D    80  = 50    131 = 83    182 = B6    233 = E9
  30  = 1E    81  = 51    132 = 84    183 = B7    234 = EA
  31  = 1F    82  = 52    133 = 85    184 = B8    235 = EB
  32  = 20    83  = 53    134 = 86    185 = B9    236 = EC
  33  = 21    84  = 54    135 = 87    186 = BA    237 = ED
  34  = 22    85  = 55    136 = 88    187 = BB    238 = EE
  35  = 23    86  = 56    137 = 89    188 = BC    239 = EF
  36  = 24    87  = 57    138 = 8A    189 = BD    240 = F0
  37  = 25    88  = 58    139 = 8B    190 = BE    241 = F1
  38  = 26    89  = 59    140 = 8C    191 = BF    242 = F2
  39  = 27    90  = 5A    141 = 8D    192 = C0    243 = F3
  40  = 28    91  = 5B    142 = 8E    193 = C1    244 = F4
  41  = 29    92  = 5C    143 = 8F    194 = C2    245 = F5
  42  = 2A    93  = 5D    144 = 90    195 = C3    246 = F6
  43  = 2B    94  = 5E    145 = 91    196 = C4    247 = F7
  44  = 2C    95  = 5F    146 = 92    197 = C5    248 = F8
  45  = 2D    96  = 60    147 = 93    198 = C6    249 = F9
  46  = 2E    97  = 61    148 = 94    199 = C7    250 = FA
  47  = 2F    98  = 62    149 = 95    200 = C8    251 = FB
  48  = 30    99  = 63    150 = 96    201 = C9    252 = FC
  49  = 31    100 = 64    151 = 97    202 = CA    253 = FD
  50  = 32    101 = 65    152 = 98    203 = CB    254 = FE
  ========    ========    ========    ========    ========
        33          66          99          CC          FF

What's this thing for?

It converts RGB (decimal) values (0-255) into HEX (hexadecimal) values (00-FF).

Why would I want to do that? What do you use it for?

If you're in a graphics app and you have a color that has an RGB value of 114-221-204, then this chart will help you convert that into hex values for use (say) on a web page... #72DDCC. Here and there it's a handy little chart to have around.

But I have this new fangled graphics app that does that for me with the push of a button. Actually it also makes my bed, butters my toast and does laundry on Wednesdays & Saturdays!

Well, that's just fine. At least now you know where it comes from. You may yet find a use for it.