Red point: darker
Green point: lighter
Blue point: equal
Darker point: 2
Darker reflectance: 2
Darker method: C
Equal score: -0.243135876785
Darker point darker score: 0.999154975978
darker: 2 (eq: False, dd: True), confidence: 2, worker: A2FNC7KTCBF9IT
darker: 2 (eq: False, dd: True), confidence: 0, worker: A18YH2N9M2P95T (marked invalid)
darker: 2 (eq: False, dd: True), confidence: 2, worker: A2ZMZDOTHBMUCK
darker: 2 (eq: False, dd: True), confidence: 2, worker: A1KITOCUU7GERN
darker: E (eq: True, dd: None), confidence: 0, worker: ASJ2RFXCJT1T8
darker: 2 (eq: False, dd: True), confidence: 2, worker: ALD23FVE83N6N
darker: E (eq: True, dd: None), confidence: 2, worker: A234WZ4KX8IW07
darker: 2 (eq: False, dd: True), confidence: 2, worker: A3DHYTZ1GPN0T8
(0: guessing, 1: probably, 2: definitely)