對色彩的英國標準被稱為BS 381
這些十六進制值是用來模擬BS 381 HTML非官方的粗略值：
| Hex | Color | Code | Name |
|---|---|---|---|
| #94bfac | 381 101 | Sky blue | |
| #5b9291 | 381 102 | Turquoise blue | |
| #3b6879 | 381 103 | Peacock blue | |
| #264d7e | 381 104 | Azure blue | |
| #1f3057 | 381 105 | Oxford blue | |
| #2a283d | 381 106 | Royal blue | |
| #3a73a9 | 381 107 | Strong blue | |
| #173679 | 381 108 | Aircraft blue | |
| #1c5680 | 381 109 | Middle blue / Anchusa | |
| #2c3e75 | 381 110 | Roundel blue | |
| #8cc5bb | 381 111 | ||
| #78adc2 | 381 112 | Arctic blue / Fiesta Blue | |
| #3f687d | 381 113 | Deep saxe blue | |
| #1f4b61 | 381 114 | Rail blue | |
| #5f88c1 | 381 115 | Cobalt blue | |
| #2458af | 381 166 | French blue | |
| #a7c6eb | 381 172 | Pale roundel blue | |
| #64a0aa | 381 174 | ||
| #4f81c5 | 381 175 | Light French blue | |
| #bbc9a5 | 381 210 | Sky | |
| #bcd890 | 381 216 | Eau de Nil | |
| #96bf65 | 381 217 | Sea green | |
| #698b47 | 381 218 | Grass green | |
| #4b5729 | 381 220 | Olive green | |
| #507d3a | 381 221 | Brilliant green | |
| #6a7031 | 381 222 | Light bronze green | |
| #49523a | 381 223 | Middle bronze green | |
| #3e4630 | 381 224 | Deep bronze green | |
| #406a28 | 381 225 | Light Brunswick green | |
| #33533b | 381 226 | Mid Brunswick green | |
| #254432 | 381 227 | Deep Brunswick green | |
| #428b64 | 381 228 | Emerald green / Viridian | |
| #4f5241 | 381 241 | Dark green | |
| #44945e | 381 262 | Bold green | |
| #476a4c | 381 267 | Deep chrome green / Traffic green | |
| #8fc693 | 381 275 | Opaline green | |
| #87965a | 381 278 | Light olive green | |
| #68ab77 | 381 280 | Verdigris green | |
| #506b52 | 381 282 | Forest green | |
| #7e8f6e | 381 283 | Aircraft grey green | |
| #6b6f5a | 381 284 | Spruce green | |
| #5f5c4b | 381 285 | NATO green | |
| #4f5138 | 381 298 | Olive drab | |
| #feec04 | 381 309 | Canary yellow | |
| #fef963 | 381 310 | Primrose | |
| #fef96a | 381 315 | Grapefruit | |
| #9e7339 | 381 320 | Light brown | |
| #4c4a3c | 381 337 | Very dark drab | |
| #7b6b4f | 381 350 | Dark earth | |
| #fced96 | 381 352 | Pale cream | |
| #fdf07a | 381 353 | Deep cream | |
| #fdd906 | 381 355 | Lemon | |
| #fcc808 | 381 356 | Golden yellow | |
| #f6c870 | 381 358 | Light buff | |
| #dbac50 | 381 359 | Middle buff | |
| #d4b97d | 381 361 | Light stone | |
| #fde706 | 381 363 | Bold yellow | |
| #f4f0bd | 381 365 | Vellum | |
| #f5e7a1 | 381 366 | Light beige | |
| #fef6bf | 381 367 | Manilla | |
| #feeba8 | 381 369 | Biscuit | |
| #bba38a | 381 380 | Camouflage desert sand | |
| #eedfa5 | 381 384 | Light straw | |
| #e4cf93 | 381 388 | Beige | |
| #b2a788 | 381 389 | Camouflage beige | |
| #74542f | 381 411 | Middle brown | |
| #5c422e | 381 412 | Dark brown | |
| #a86c29 | 381 414 | Golden brown | |
| #a89177 | 381 420 | Dark camouflage desert sand | |
| #845b4d | 381 435 | Camouflage red | |
| #564b47 | 381 436 | Dark camouflage brown | |
| #a65341 | 381 444 | Terracotta | |
| #83422b | 381 445 | Venetian red | |
| #774430 | 381 446 | Red oxide | |
| #f3b28b | 381 447 | Salmon pink | |
| #67403a | 381 448 | Deep Indian red | |
| #693b3f | 381 449 | Light purple brown | |
| #613339 | 381 452 | Dark crimson | |
| #fbded6 | 381 453 | Shell pink | |
| #e8a1a2 | 381 454 | Pale roundel red | |
| #bd8f56 | 381 460 | Deep Buff | |
| #793932 | 381 473 | Gulf red | |
| #8d5b41 | 381 489 | Leaf brown | |
| #59493e | 381 499 | Service brown | |
| #dd3420 | 381 537 | Signal red | |
| #c41c22 | 381 538 | Post office red / Cherry | |
| #d21e2b | 381 539 | Currant red | |
| #8b1a32 | 381 540 | Crimson | |
| #471b21 | 381 541 | Maroon | |
| #982d57 | 381 542 | Ruby | |
| #ef841e | 381 557 | Light orange | |
| #dd3524 | 381 564 | Bold red | |
| #fb9c06 | 381 568 | Apricot | |
| #e45523 | 381 592 | International orange | |
| #f24816 | 381 593 | Rail red / Azo orange | |
| #a0a9aa | 381 626 | Camouflage grey | |
| #bec0b8 | 381 627 | Light aircraft grey | |
| #7a838b | 381 629 | Dark camouflage grey | |
| #a5ad98 | 381 630 | French grey | |
| #9aaa9f | 381 631 | Light grey | |
| #6b7477 | 381 632 | Dark admiralty grey | |
| #424c53 | 381 633 | RAF blue-grey | |
| #6f7264 | 381 634 | Slate | |
| #525b55 | 381 635 | Lead | |
| #5f7682 | 381 636 | PRU blue | |
| #8e9b9c | 381 637 | Medium sea grey | |
| #6c7377 | 381 638 | Dark sea grey | |
| #667563 | 381 639 | Light slate grey | |
| #566164 | 381 640 | Extra dark sea grey | |
| #282b2f | 381 642 | Night | |
| #4e5355 | 381 671 | Middle graphite | |
| #a9b7b9 | 381 676 | Light weatherwork grey | |
| #676f76 | 381 677 | Dark weatherwork grey | |
| #7b93a3 | 381 692 | Smoke grey | |
| #88918d | 381 693 | Aircraft grey | |
| #909a92 | 381 694 | Dove grey | |
| #b6d3cc | 381 697 | Light admiralty grey | |
| #6e4a75 | 381 796 | Dark violet | |
| #c9a8ce | 381 797 | Light violet |
英國標準4800
該BS 4800標準規定122色建築和建造工程。
其中，用於重大工程，如辦公大樓，機場，學校和醫院的顏色。
這些十六進制值是用來模擬BS 4800 HTML非官方的粗略值：
| Hex | Color | Code | Name |
|---|---|---|---|
| #deded2 | 00-A-01 | Ash grey / Oyster grey / Portland | |
| #b5b8b3 | 00-A-05 | Goose grey / Sea mist / Goosewing | |
| #788585 | 00-A-09 | Flint grey / Flint | |
| #385552 | 00-A-13 | Storm grey / Greyfriar | |
| #f7d0cf | 02-C-33 | Lupin pink / Candy floss / Pink wafer | |
| #a97681 | 02-C-37 | Clover pink / Corinth / Fontana | |
| #69474f | 02-C-39 | Victoria plum / Aubergine / Plum | |
| #3f4042 | 02-C-40 | Deep plum / Loganberry | |
| #fdeee6 | 04-B-15 | Rosepetal / Pastel pink / Dawn pink | |
| #ead5ca | 04-B-17 | Dusty pink / Tea rose / Tearose | |
| #a5978c | 04-B-21 | Sable / Sierra | |
| #facabc | 04-C-33 | Orchid pink / Parisian pink / Shell | |
| #ac786b | 04-C-37 | Autumn brown / Rosevale | |
| #704a3f | 04-C-39 | Brick red / Copperbeech | |
| #b05b4b | 04-D-44 | Misty red / Tawny | |
| #8b4131 | 04-D-45 | Dark cherry / Russet / Monarch | |
| #ffece0 | 04-E-49 | Rose pink / Petal | |
| #f77d64 | 04-E-51 | Salmon red / Lobster / Azalea | |
| #e1553e | 04-E-53 | Poppy / Carnival red | |
| #f7d3aa | 06-C-33 | Peach / Cameo | |
| #9f7159 | 06-C-37 | Leather brown / Brownstone | |
| #634739 | 06-C-39 | Saddle brown / Saddle | |
| #cd864a | 06-D-43 | Mid tan / Kalahari / Cinnamon | |
| #8f583d | 06-D-45 | Teak / Mace | |
| #ffc882 | 06-E-50 | Mellow apricot / Apricot | |
| #ff9b61 | 06-E-51 | Mandarin orange / Clementine / Calendula | |
| #bc6e3c | 06-E-56 | Maori brown / Nectarine | |
| #fff7e3 | 08-B-15 | Magnolia | |
| #e9dac3 | 08-B-17 | Honey beige / Fawn / Sandstone | |
| #a69c8e | 08-B-21 | Antelope | |
| #6a645d | 08-B-25 | Beaver brown / Beaver | |
| #3b3c3d | 08-B-29 | Bitter chocolate / Vandyke | |
| #fff6d6 | 08-C-31 | Honeysuckle cream / Blush stone | |
| #dbb17a | 08-C-35 | Beige | |
| #9d7c4d | 08-C-37 | Caramel / Bracken | |
| #624f3e | 08-C-39 | Coffee / Bison | |
| #f8bf2c | 08-E-51 | Golden yellow / Amber / Goldcup | |
| #d8d6cd | 10-A-03 | Dawn grey / Sink grey / Flake grey | |
| #9f9e99 | 10-A-07 | Nimbus grey / Wood ash / Woodash | |
| #606667 | 10-A-11 | Charcoal grey / Storm / Rhino | |
| #fffce4 | 10-B-15 | Creamy white / Ivory / Gardenia | |
| #e0d6b4 | 10-B-17 | Oatmeal / Greystone / Hopsack | |
| #a5a086 | 10-B-21 | Lizard grey | |
| #6f6b58 | 10-B-25 | Turtle green / Turtle | |
| #3a3830 | 10-B-29 | Vandyke brown / Ironstone | |
| #fff5d0 | 10-C-31 | Ivory / Champagne / Buttermilk | |
| #fae6a8 | 10-C-33 | Vanilla / Pollen | |
| #ccb66f | 10-C-35 | Wheat / Golden bronze / Savannah | |
| #594f31 | 10-C-39 | Dark olive / Saluki / Seaweed / Riverbed | |
| #d0b842 | 10-D-43 | Golden maize / Banana / Capricorn | |
| #988c38 | 10-D-45 | French mustard / Florida | |
| #fef6b3 | 10-E-49 | Pale primrose / Pale lemon / Jonquil | |
| #ffeb75 | 10-E-50 | Light grapefruit / Forsythia | |
| #f2e428 | 10-E-53 | Sunflower yellow / Canary / Aztec | |
| #fcfae0 | 12-B-15 | Sea foam / Seafoam | |
| #dddcb7 | 12-B-17 | Green Mist / Willow | |
| #a3a789 | 12-B-21 | Mineral green / Opaline / Moorland | |
| #696c5a | 12-B-25 | Spruce green / Thyme / Chive | |
| #3a3e33 | 12-B-29 | Midnight green / Juniper | |
| #dbdd9f | 12-C-33 | Green haze / Catkin | |
| #49502d | 12-C-39 | Ivy green / Orchard | |
| #8f9d38 | 12-D-43 | Greengage / Sapling / Springleaf | |
| #626e19 | 12-D-45 | Dark laurel / Tundra / Sherwood | |
| #d2dd49 | 12-E-51 | Pale lime / Citrine | |
| #a3bd42 | 12-E-53 | Linden green / Linden | |
| #f1fbe9 | 14-C-31 | Glacial green / Alpine | |
| #acbfab | 14-C-35 | Iceplant green / Braemar | |
| #3e5041 | 14-C-39 | Holly green / Hollybush | |
| #32382b | 14-C-40 | Moss green / Conifer | |
| #74b979 | 14-E-51 | Bright green / Goblin / Garland | |
| #448d60 | 14-E-53 | Irish green / Avarice / Verona | |
| #c5ddd6 | 16-C-33 | Duckegg / Duck egg blue | |
| #648887 | 16-C-37 | Reef green / Orion | |
| #264f52 | 16-D-45 | Dark jade / Scarab | |
| #4b8e90 | 16-E-53 | Aquamarine / Seafarer / Lido | |
| #d6dfdc | 18-B-17 | Blue mink / Silver haze / Heron | |
| #9ca4a5 | 18-B-21 | Squirrel grey / Tideway | |
| #6a6f73 | 18-B-25 | Dark admiralty grey / Merlin | |
| #333335 | 18-B-29 | Raven | |
| #fdfff8 | 18-C-31 | Ice blue / Spindrift | |
| #a2b7be | 18-C-35 | Corvette blue / Pigeon | |
| #3b5264 | 18-C-39 | Fathom blue / Deep river / Dolphin | |
| #5c869d | 18-D-43 | Dresden blue | |
| #e5f9f4 | 18-E-49 | Crystal blue / Astral blue / Pinefrost | |
| #bde1e9 | 18-E-50 | Ribbon blue / Cirrus | |
| #65a2c3 | 18-E-51 | Delphinium Blue / Mermaid / Larkspur | |
| #2569a1 | 18-E-53 | Tartan blue / Cobalt blue / Regatta | |
| #ccdcec | 20-C-33 | Porcelain blue / Pompadour | |
| #7489a6 | 20-C-37 | Larkspur blue / Viking | |
| #29374b | 20-C-40 | Duchess blue / Midnight | |
| #3b5780 | 20-D-45 | Sapphire blue / Maritime / Trafalgar | |
| #72a2d9 | 20-E-51 | Cornflower blue / Corfu / Cornflower | |
| #f8f6ee | 22-B-15 | Pearl grey / Swansdown | |
| #dbd9da | 22-B-17 | Pale lavender / Haze / Dove | |
| #847e9f | 22-C-37 | Purple heather / Heather | |
| #524f81 | 22-D-45 | Deep purple / Pageant | |
| #e5d1db | 24-C-33 | Pale lilac / Mallow | |
| #684a6b | 24-C-39 | Regal violet / Regalia | |
| #000000 | 00-E-53 | Black | |
| #ffffff | 00-E-55 | White |
EXTENDED英國標準BS 4800
該BS 4800還包括另外22鮮豔的色彩，以反映公共建築的最新趨勢。
大部分的這些顏色在英國的認可，並經常用於滿足安全，法律或合同要求。
這些十六進制值是用來模擬在BS 4800 HTML擴展非官方的粗略值：
| Hex | Color | Code | Name |
|---|---|---|---|
| #fee7d5 | 04 C 31 | Pink | |
| #eda672 | 06 C 35 | Light orange | |
| #4b2c17 | 06 C 40 | Brown | |
| #efc289 | 08 C 33 | Beige | |
| #e9eeac | 12 C 31 | Light yellow | |
| #5e6b1b | 12 C 37 | Green | |
| #febb75 | 08 D 41 | Yellow | |
| #d4e273 | 12 D 41 | Green | |
| #97b5d5 | 20 D 41 | Powder blue | |
| #afadd5 | 22 D 41 | Purple | |
| #cf3b21 | 04 E 55 | Red | |
| #c71c2c | 04 E 56 | Carnival red | |
| #6a2c39 | 04 E 58 | Purple | |
| #f99e2c | 08 E 55 | Orange | |
| #ffcb05 | 10 E 55 | Cannary yellow | |
| #5da039 | 12 E 55 | Green | |
| #c0e1c2 | 14 E 49 | Light green | |
| #9dd29c | 14 E 50 | Green | |
| #97d5c8 | 16 E 50 | Turquoise | |
| #096eb2 | 20 E 53 | Blue | |
| #014782 | 20 E 56 | Blue | |
| #90538f | 24 E 53 | Purple |