The Index Pointing Up: Light Skin Tone emoji is a modifier sequence combining ☝️ Index Pointing Up and ? Light Skin Tone. It is used as a single emoji on supported platforms.
Index Pointing Up: Light Skin Tone was added to Emoji 2.0 in 2015.
U+261D
U+1F3FB
☝? White up pointing index
☝? Emoji modifier fitzpatrick type-1-2