Red point: darker
Green point: lighter
Blue point: equal
Darker point: 2
Darker reflectance: 2
Darker method: C
Equal score: -1.00230547354
Darker point darker score: 1.06348190857
darker: 2 (eq: False, dd: True), confidence: 0, worker: A1GFGZJPLCHHFH
darker: 2 (eq: False, dd: True), confidence: 0, worker: A2LT5VXO2LS0UL
darker: 2 (eq: False, dd: True), confidence: 2, worker: A167L9XCC3KHPF
darker: 2 (eq: False, dd: True), confidence: 2, worker: A237FGJCPV99GJ
darker: 1 (eq: False, dd: False), confidence: 0, worker: A3P9BBIGUZ53BX (marked invalid)
darker: 2 (eq: False, dd: True), confidence: 2, worker: A3TVDFJ22T1FFN (marked invalid)
darker: 2 (eq: False, dd: True), confidence: 2, worker: A28BX5XQI1CU6X
darker: 2 (eq: False, dd: True), confidence: 2, worker: A3B7AUU8YUZ4PZ (marked invalid)
(0: guessing, 1: probably, 2: definitely)