Dulux LRV Contrast Matcher

Light Reflectance Value: Select a background colour to find pairings that meet your contrast threshold

Hover over a color

Code: -

*LRV: -

Click any color below

Select background first

Contrast Range: 30% - 100%

0% 50% 100%

Enter LRV values to calculate exact contrast.

Background LRV

Foreground LRV

Resulting Contrast -

This tool uses the Bowman-Sapolinski Equation as stipulated in AS/NZS 1428.4.1:2009
Luminance Contrast Formula = 125 (Y2 - Y1) / (Y1 + Y2 + 25)

* The LRV values displayed above are official values from Dulux.