Red point: darker
Green point: lighter
Blue point: equal
Darker point: 2
Darker reflectance: 2
Darker method: C
Equal score: -1.12250663769
Darker point darker score: 1.04006513078
darker: 2 (eq: False, dd: True), confidence: 1, worker: AL3FRIPU87W9B
darker: 2 (eq: False, dd: True), confidence: 2, worker: A22V9HXDWLO1I0
darker: 2 (eq: False, dd: True), confidence: 0, worker: AGDDGSV1IQ0Z4
darker: E (eq: True, dd: None), confidence: 1, worker: A1OTE7CRHWUOGJ (marked invalid)
darker: 2 (eq: False, dd: True), confidence: 0, worker: A3DY9JPLPQUN1O
darker: 2 (eq: False, dd: True), confidence: 2, worker: A36XRHW6R8MU0C
(0: guessing, 1: probably, 2: definitely)