Color chart oxygen red shows white not

Quick answer：

The user seems to be asking about a color chart where the color 'oxygen red' is supposed to appear white. This could refer to a specific type of color chart used in various industries such as photography, printing, or safety equipment. In these cases, 'oxygen red' is often used to indicate the presence of oxygen in a gas mixture. The discrepancy between the expected color and the actual appearance might indicate a mistake or a specific condition in the chart's usage.