The main difference between Rust and Ochre is brightness and saturation: both are orange shades, but Ochre is lighter and Rust is more saturated. Rust (#B7410E) has an HSL of 18°, 86%, 39%, whereas Ochre (#CC7722) sits at 30°, 71%, 47%.
Rust (#B7410E) is a dark, vivid orange with a warm undertone — it feels rich, serious, substantial and bright, energetic, eye-catching.
Ochre (#CC7722) is a medium, vivid orange with a warm undertone — it feels balanced, versatile and bright, energetic, eye-catching.
Text legibility depends on the contrast ratio between foreground and background. WCAG 2.1 AA requires at least 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1. Use these numbers to choose accessible combinations for your design.
Each color has a dedicated page with shades, tints, CSS name, pairings, and color psychology.