Red point: darker
Green point: lighter
Blue point: equal
Darker point: 2
Darker reflectance: 2
Darker method: C
Equal score: -0.960021353022
Darker point darker score: 0.9724897245
darker: 2 (eq: False, dd: True), confidence: 2, worker: A3VO5CW9ZY22MZ
darker: 2 (eq: False, dd: True), confidence: 2, worker: A1H10UJNXTJDX4
darker: 2 (eq: False, dd: True), confidence: 1, worker: A1OTE7CRHWUOGJ (marked invalid)
darker: 2 (eq: False, dd: True), confidence: 2, worker: A3UIVQJXY62XU8
darker: 2 (eq: False, dd: True), confidence: 2, worker: A11KMASRERFP0V
darker: 2 (eq: False, dd: True), confidence: 2, worker: A2Q0V5TIXSJJI3
darker: 2 (eq: False, dd: True), confidence: 2, worker: A2RMSR5X69YMCL
(0: guessing, 1: probably, 2: definitely)