The main difference between Old Lace and Ivory is brightness and saturation: both are off-white shades, but they share similar brightness and Ivory is more saturated. Old Lace (#FDF5E6) has an HSL of 39°, 85%, 95%, whereas Ivory (#FFFFF0) sits at 60°, 100%, 97%.
Old Lace (#FDF5E6) is a very light, vivid off-white with a warm undertone — it feels pale, delicate, gentle and bright, energetic, eye-catching.
Ivory (#FFFFF0) is a very light, vivid off-white with a cool-leaning undertone — it feels pale, delicate, gentle 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.