Ishihara Color Blindness Test (24 Plates)
Scroll down through all 24 plates in sequence. Click the small button under any image to reveal the simple clinical interpretation.
Clinical Findings (Plate 1)
- • Normal: 12
- • All color deficiencies: 12
Clinical Findings (Plate 2)
- • Normal: 8
- • Red-green deficiency: 3
- • Total color blindness: Nothing
Clinical Findings (Plate 3)
- • Normal: 29
- • Red-green deficiency: 70
- • Total color blindness: Nothing
Clinical Findings (Plate 4)
- • Normal: 5
- • Red-green deficiency: 2
- • Total color blindness: Nothing
Clinical Findings (Plate 5)
- • Normal: 3
- • Red-green deficiency: 5
- • Total color blindness: Nothing
Clinical Findings (Plate 6)
- • Normal: 15
- • Red-green deficiency: 17
- • Total color blindness: Nothing
Clinical Findings (Plate 7)
- • Normal: 74
- • Red-green deficiency: 21
- • Total color blindness: Nothing
Clinical Findings (Plate 8)
- • Normal: 6
- • Color deficiency: Nothing or incorrect
Clinical Findings (Plate 9)
- • Normal: 45
- • Color deficiency: Nothing or incorrect
Clinical Findings (Plate 10)
- • Normal: 5
- • Color deficiency: Nothing or incorrect
Clinical Findings (Plate 11)
- • Normal: 7
- • Color deficiency: Nothing or incorrect
Clinical Findings (Plate 12)
- • Normal: 16
- • Color deficiency: Nothing or incorrect
Clinical Findings (Plate 13)
- • Normal: 73
- • Color deficiency: Nothing or incorrect
Clinical Findings (Plate 14)
- • Normal / Total color blindness: Nothing
- • Red-green deficiency: 5
Clinical Findings (Plate 15)
- • Normal / Total color blindness: Nothing
- • Red-green deficiency: 45
Clinical Findings (Plate 16)
- • Normal: 26
- • Protanopia (red-green) (strong): 6
- • Protanomalia (red-green) (mild): 26 (6 clearer)
- • Deuteranopia (red-green) (strong): 2
- • Deuteranomalia (red-green) (mild): 26 (2 clearer)
Clinical Findings (Plate 17)
- • Normal: 42
- • Protanopia (red-green) (strong): 2
- • Protanomalia (red-green) (mild): 42 (2 clearer)
- • Deuteranopia (red-green) (strong): 4
- • Deuteranomalia (red-green) (mild): 42 (4 clearer)
Clinical Findings (Plate 18)
- • Normal: Purple and red lines
- • Protanopia (red-green) (strong): Purple line only
- • Protanomalia (red-green) (mild): Both lines (purple easier)
- • Deuteranopia (red-green) (strong): Red line only
- • Deuteranomalia (red-green) (mild): Both lines (red easier)
Clinical Findings (Plate 19)
- • Normal / Total color blindness: Cannot trace line
- • Red-green deficiency: Traces line
Clinical Findings (Plate 20)
- • Normal: Bluish-green line
- • Color deficiency: Cannot trace or wrong line
Clinical Findings (Plate 21)
- • Normal: Orange line
- • Color deficiency: Cannot trace or wrong line
Clinical Findings (Plate 22)
- • Normal: Bluish-green and yellowish-green line
- • Red-green deficiency: Bluish-green and purple line
- • Total color blindness: Cannot trace line
Clinical Findings (Plate 23)
- • Normal: Purple and orange line
- • Red-green deficiency: Purple and bluish-green line
- • Total color blindness: Cannot trace line
Clinical Findings (Plate 24)
- • Normal: Can trace line
- • All color deficiencies: Can trace line
