Red point: darker
Green point: lighter
Blue point: equal
Darker point: 2
Darker reflectance: 1
Darker method: C
Equal score: -0.170062171298
Darker point darker score: -0.046672561349
darker: 2 (eq: False, dd: True), confidence: 2, worker: ALD23FVE83N6N
darker: 2 (eq: False, dd: True), confidence: 1, worker: A3B7AUU8YUZ4PZ (marked invalid)
darker: 2 (eq: False, dd: True), confidence: 2, worker: A47MKFPE4RROA (marked invalid)
darker: 2 (eq: False, dd: True), confidence: 2, worker: A37JK3E3WOIGG2
darker: 2 (eq: False, dd: True), confidence: 2, worker: AO2JIXLS5MIC5 (marked invalid)
darker: 1 (eq: False, dd: False), confidence: 2, worker: A3RQN5RZD1N2KP
darker: 1 (eq: False, dd: False), confidence: 2, worker: A1CV8APDA7Y2PI
darker: E (eq: True, dd: None), confidence: 2, worker: AG5PRN6LLI9E1
(0: guessing, 1: probably, 2: definitely)