There seem to be a number of incomplete lists of emblem foregrounds, backgrounds and colours.
This is the complete list as of 21/01/2013.
Foreground Part 1
000 Recruit
001 Tomcat
002 Triad
003 Bear Claw
004 Wasp
005 Campfire
006 Cup of Death
007 Active Rooster
008 Bulltrue
009 Leo
010 Drone
011 Atomic
012 Grunt
013 Dog Tags
014 Yin Yang
015 No Camping
016 Radioactive
017 Crosshairs
018 Anchor
019 Runes
020 Cone’d
021 Flaming Ninja
022 Stuck
023 Halt
024 Black Widow
025 Flaming Horns
026 Wolf
027 Valkyrie
028 Spartan Helmet
029 Pirate
030 Snake
031 Headshot
032 Skull King
033 Spartan Swords
034 Horse
035 Crossed Swords
036 Helmet
037 Jolly Roger
038 Spartan League
039 Rank Up
040 Wetworks
041 Stealth
042 Arrow on Target
043 Killer Bee
044 Operator
045 Winged
046 Anchored
047 Hog Tire
048 Pioneer
049 Arrowhead
050 Compass
051 Missile
052 Pathfinder
053 Lens
054 Grid
Foreground Part 2
055 Recon Bot
056 Engineer
057 Screw
058 Wrench
059 Network
060 Rogue
061 Muzzled
062 Patch
063 Avian
064 Tracker
065 Planetary
066 The Trail
067 Celestial
068 Stalker
069 Foxed
070 Evil Stare
071 The Eye
072 Mastery
073 Projectile
074 Energy
075 Hardlight
076 Splatter
077 Covenant
078 Promethean
079 Vehicular
080 117
081 Ordnance
082 The Slayer
083 Kingslayer
084 Flag
085 Extracted
086 The Hill
087 Baller
088 Infected
089 Dominated
090 On Your Shield
091 Raider
092 Raider Distort
093 Wiseguy
094 1k Club
095 LASO
096 Overachiever
097 ONI
098 Guilty
099 Flying Colors
100 Corbulo
101 Prime
102 Unicorn
103 Falcon
104 Bonebreaker
105 Assassin
106 Bulletproof
107 Spartan
108 Mjolnir
Backgrounds
00 Recruit
01 Circle
02 Diamond
03 Plus
04 Square
05 Triangle
06 Vertical Stripe
07 Horizontal Stripe
08 Cleft
09 Criss Cross
10 Buzz Saw
11 Star
12 Cowboy Hat
13 4 Diamonds
14 Sun
15 Hexagon
16 Chalice
17 Cog
18 Octagon
19 Crown
20 Cancel
21 Horizontal Stripes
22 Gradient
23 Horizontal Gradient
24 Oval
25 Vertical Oval
26 Blunt Diamond
27 Blunt Diamond Tall
28 Asterisk
29 Shield
30 Ball o’ Fire
31 Moving Up
32 Doused
33 Operated
34 Pie is Near
35 A*
36 Engineered
37 Going Rogue
38 Found You
39 Stalking You
40 Maximum
41 Live
42 Limited
43 FOTUS
44 Structure
45 Vortex
46 Chevron
47 Angles
48 Panels
49 Power
Colours
00 Steel #393939FF
01 Silver #9C9C9CFF
02 White #ECECECFF
03 Brown #735B48FF
04 Tan #9F7E6AFF
05 Khaki #CCA994FF
06 Sage #757C59FF
07 Olive #97A66EFF
08 Drab #B7CA8CFF
09 Forest #387A47FF
10 Green #5AAD70FF
11 Sea Foam #88CD91FF
12 Teal #338884FF
13 Aqua #4BB2B0FF
14 Cyan #7FDCD8FF
15 (http://emblems.svc.halowaypoint.com/h4/emblems/blue_raider-on-blue_square) #3F6083FF
16 Cobalt #6581A5FF
17 Ice #8DB0D9FF
18 Violet #5F5D8DFF
19 Orchid #7E7AB7FF
20 Lavender #A6A3DDFF
21 Maroon #A24343FF
22 Brick #D34646FF
23 Rose #EA9494FF
24 Rust #B4582BFF
25 Coral #EC7D42FF
26 Peach #EBAD89FF
27 Gold #B28430FF
28 Yellow #DEC44FFF
cool
Now if the’s only a list on thee requirements to unlock some of these emblems…
To improve upon just posting pictures of all the pictures of emblems; I have created a Halo 4 Emblem Generator where you can test out any emblem and style!
See the release thread here: https://forums.halowaypoint.com/yaf_postsm2198820_Halo-4-Emblem-Generator.aspx