Red point: darker
Green point: lighter
Blue point: equal
Darker point: 1
Darker reflectance: 2
Darker method: C
Equal score: -1.06709848479
Darker point darker score: -0.105683691382
darker: 2 (eq: False, dd: False), confidence: 2, worker: A7YR8O19WNQCS
darker: 2 (eq: False, dd: False), confidence: 2, worker: A2P3JDCCY0EH5G
darker: 1 (eq: False, dd: True), confidence: 2, worker: AH5A4HC68V57W (marked invalid)
darker: 1 (eq: False, dd: True), confidence: 0, worker: A1F4MP6YOIC1IV
darker: 2 (eq: False, dd: False), confidence: 2, worker: AYPRFUHZSRQVN
darker: 2 (eq: False, dd: False), confidence: 1, worker: ADPVKKFJ886DJ
darker: 1 (eq: False, dd: True), confidence: 2, worker: A1WRANKL1HRGYW
(0: guessing, 1: probably, 2: definitely)