Red point: darker
Green point: lighter
Blue point: equal
Darker point: 2
Darker reflectance: 2
Darker method: C
Equal score: -0.0626441417003
Darker point darker score: 0.942488322597
darker: 2 (eq: False, dd: True), confidence: 2, worker: A2S9J5W3VOD0M6
darker: E (eq: True, dd: None), confidence: 2, worker: A2RUHINET2E1C5 (marked invalid)
darker: 2 (eq: False, dd: True), confidence: 2, worker: A1RHI1ARUZZKGP
darker: 2 (eq: False, dd: True), confidence: 1, worker: A3TO9R1Z7L6PZZ (marked invalid)
darker: 2 (eq: False, dd: True), confidence: 2, worker: A1P2EVJXWYR94M (marked invalid)
darker: E (eq: True, dd: None), confidence: 1, worker: A1JXSZBH58QL8O
darker: 2 (eq: False, dd: True), confidence: 2, worker: A2TP6GDF71HM4M
darker: 2 (eq: False, dd: True), confidence: 1, worker: ASOOONBGQ48YI
darker: 2 (eq: False, dd: True), confidence: 2, worker: A1NX9Q0EAOPYN3
(0: guessing, 1: probably, 2: definitely)