Red point: darker
Green point: lighter
Blue point: equal
Darker point: 2
Darker reflectance: 2
Darker method: C
Equal score: -0.924477438233
Darker point darker score: 0.24779380707
darker: 2 (eq: False, dd: True), confidence: 2, worker: A21AVVEQUEX7DA (marked invalid)
darker: 1 (eq: False, dd: False), confidence: 2, worker: A3163PFOUKXQKA
darker: 2 (eq: False, dd: True), confidence: 2, worker: ABWVRVG5B5OMX (marked invalid)
darker: 2 (eq: False, dd: True), confidence: 2, worker: APLPGURGFU8KN
darker: 2 (eq: False, dd: True), confidence: 2, worker: A2CXAWVGQ6QQ2V
darker: 2 (eq: False, dd: True), confidence: 2, worker: A3O8YXPG1HGUH0
darker: 2 (eq: False, dd: True), confidence: 1, worker: A3B7AUU8YUZ4PZ (marked invalid)
darker: 2 (eq: False, dd: True), confidence: 2, worker: A1DDY93NB8NESD
(0: guessing, 1: probably, 2: definitely)