Red point: darker
Green point: lighter
Blue point: equal
Darker point: 1
Darker reflectance: 1
Darker method: C
Equal score: -1.02581073047
Darker point darker score: 1.0015175482
darker: 1 (eq: False, dd: True), confidence: 2, worker: AUD3A4YDWWZCY (marked invalid)
darker: 1 (eq: False, dd: True), confidence: 2, worker: A1BDJFRSELMRDT
darker: 1 (eq: False, dd: True), confidence: 2, worker: A1MFZFYYDW4ZIX
darker: 1 (eq: False, dd: True), confidence: 2, worker: A1E4M8ET704NBF
darker: 1 (eq: False, dd: True), confidence: 1, worker: A1MQPBGSL800TL
darker: 1 (eq: False, dd: True), confidence: 2, worker: A3ML7X12VHUVUN
(0: guessing, 1: probably, 2: definitely)