Red point: darker
Green point: lighter
Blue point: equal
Darker point: 1
Darker reflectance: 1
Darker method: C
Equal score: -0.0656181081759
Darker point darker score: 0.921678428063
darker: 1 (eq: False, dd: True), confidence: 2, worker: A2GY8FV96EVCZN
darker: 1 (eq: False, dd: True), confidence: 1, worker: A3760PCQD2MPIO
darker: 1 (eq: False, dd: True), confidence: 2, worker: ALD23FVE83N6N
darker: 1 (eq: False, dd: True), confidence: 2, worker: AJBQ5XEHIF9Z1 (marked invalid)
darker: 1 (eq: False, dd: True), confidence: 1, worker: A11GWWAXRJQ6Y2 (marked invalid)
darker: E (eq: True, dd: None), confidence: 2, worker: A3IPKVTS5K06LP
darker: E (eq: True, dd: None), confidence: 2, worker: A2VVSQ1PSXKGVE
(0: guessing, 1: probably, 2: definitely)