A Chettinad floor is rarely one colour — oxblood holds the centre, but four oxides do the talking.

Pigment shares across hand-cast cement tiles photographed in mansion halls between 2021 and 2024. Each tile blends multiple oxides; share is measured by surface area, not by tile count.

34%

Oxblood as the lead pigment, by mansion-hall surface

Pigment share by oxide n = 412 tiles

Oxblood செம்மண் — iron red 34% +3 pts

Ochre மஞ்சள் மண் — burnt earth 22% ±0

Mustard கடுகு — chrome yellow 17% +2 pts

Oxide teal பச்சை நீலம் — copper green 14% −4 pts

Oxide green பசுமை — chromium 8% −1 pt

Teak ground தேக்கு — unpigmented cement 5% ±0

This is the Chettinad Athangudi Tiles design system, applied by Curio Design — a design-style library for AI agents. Full Chettinad Athangudi Tiles guide → designbycurio.com/learn/tamil-chettinad-athangudi-tile