Have you ever wondered how far a yellow will go for darkness? Dark yellow can satisfy your curiosity. I don't think he went too far.
#FAFDE9
#F2FCC5
#EAF8E4
#E4F74D
#E4F21D
#DEE30F
#C3BA0B
#9B870C
#816B12
#6E5715
#402F08
#9b870c
#f8eb5b
#fb5509
#fa9bcc
#00008b
#0000ff
#ffff00
#ffffe0
#adff2f
#ffd700
#808000
#cc7722
#f4c430
Related: Yellow Gradients
#a59324
#af9f3c
#b9ab54
#c3b76d
#cdc385
#d7cf9d
#e1dbb6
#ebe7ce
#f5f3e6
#ffffff
#0c9b87
#870c9b
#0c209b
#544907
#6c5e08
#83720a
#b39c0e
#cab010
#e2c511
#689b0c
#9b400c