#ffc821

色相 #ff2121 H:360 S:87 B:100 #ff2146 H:350 S:87 B:100 #ff216b H:340 S:87 B:100 #ff2190 H:330 S:87 B:100 #ff21b5 H:320 S:87 B:100 #ff21da H:310 S:87 B:100 #ff21ff H:300 S:87 B:100 #da21ff H:290 S:87 B:100 #b521ff H:280 S:87 B:100 #9021ff H:270 S:87 B:100 #6b21ff H:260 S:87 B:100 #4621ff H:250 S:87 B:100 #2121ff H:240 S:87 B:100 #2146ff H:230 S:87 B:100 #216bff H:220 S:87 B:100 #2190ff H:210 S:87 B:100 #21b5ff H:200 S:87 B:100 #21daff H:190 S:87 B:100 #21ffff H:180 S:87 B:100 #21ffda H:170 S:87 B:100 #21ffb5 H:160 S:87 B:100 #21ff90 H:150 S:87 B:100 #21ff6b H:140 S:87 B:100 #21ff46 H:130 S:87 B:100 #21ff21 H:120 S:87 B:100 #46ff21 H:110 S:87 B:100 #6bff21 H:100 S:87 B:100 #90ff21 H:90 S:87 B:100 #b5ff21 H:80 S:87 B:100 #daff21 H:70 S:87 B:100 #ffff21 H:60 S:87 B:100 #ffda21 H:50 S:87 B:100 #ffb521 H:40 S:87 B:100 #ff9021 H:30 S:87 B:100 #ff6b21 H:20 S:87 B:100 #ff4621 H:10 S:87 B:100 #ff2121 H:0 S:87 B:100

明度 #ffc821 H:45 S:87 B:100 #e6b41e H:45 S:87 B:90 #cca01b H:45 S:87 B:80 #b38c17 H:45 S:87 B:70 #997814 H:45 S:87 B:60 #806411 H:45 S:87 B:50 #66500d H:45 S:87 B:40 #4d3c0a H:45 S:87 B:30 #332807 H:45 S:87 B:20 #1a1403 H:45 S:87 B:10 #000000 H:45 S:87 B:0

彩度 #ffbf00 H:45 S:100 B:100 #ffc61a H:45 S:90 B:100 #ffcc33 H:45 S:80 B:100 #ffd24d H:45 S:70 B:100 #ffd966 H:45 S:60 B:100 #ffdf80 H:45 S:50 B:100 #ffe699 H:45 S:40 B:100 #ffecb3 H:45 S:30 B:100 #fff2cc H:45 S:20 B:100 #fff9e6 H:45 S:10 B:100 #ffffff H:45 S:0 B:100

補色 #21c8ff H:195 S:87 B:100 #2159ff H:225 S:87 B:100 #5921ff H:255 S:87 B:100

類似色 #ff5921 H:15 S:87 B:100 #ff2121 H:0 S:87 B:100 #ff9021 H:30 S:87 B:100 #ffc821 H:45 S:87 B:100 #ffff21 H:60 S:87 B:100 #c8ff21 H:75 S:87 B:100 #90ff21 H:90 S:87 B:100 #59ff21 H:105 S:87 B:100