Red point: darker
Green point: lighter
Blue point: equal
Darker point: 2
Darker reflectance: 2
Darker method: C
Equal score: -1.02396144357
Darker point darker score: 0.911838319921
darker: 2 (eq: False, dd: True), confidence: 2, worker: A26QZVXO4ZS0ED
darker: 2 (eq: False, dd: True), confidence: 2, worker: A10S23B6VB5G8M
darker: 2 (eq: False, dd: True), confidence: 0, worker: A3B7AUU8YUZ4PZ (marked invalid)
darker: 2 (eq: False, dd: True), confidence: 2, worker: A234WZ4KX8IW07
darker: 2 (eq: False, dd: True), confidence: 2, worker: A3P9BBIGUZ53BX (marked invalid)
darker: 2 (eq: False, dd: True), confidence: 2, worker: A1NJB5LJJPC7AS
darker: 2 (eq: False, dd: True), confidence: 1, worker: A1MQPBGSL800TL
(0: guessing, 1: probably, 2: definitely)