LRV Contrast Checker (AS/NZS Standard)

LRV Contrast Checker

Contrast is calculated using the AS/NZS 1428.4.1 formula. Typical contrast level required: 30%.

Contrast Result

Luminance Contrast Ratio (%): --
Enter values to check contrast.
LRV Scheme Calculator

LRV Scheme Calculator

Enter LRV values (0 - 100) and click 'Calculate' to view the integrated sectional contrast against minimum recommended values (based on UK Approved Document M / BS 8300).

LRV Scheme Visualiser

Contrast Results Summary