RAL and NCS values are nearest equivalents, not official designations.
In Western art, sienna symbolizes warmth and stability, often used to convey a sense of groundedness. In contrast, in various Indigenous cultures, earthy tones like sienna can represent connection to the land and ancestry, reflecting a deep respect for nature and heritage.
The term 'sienna' originates from the Italian city of Siena, where the pigment was known as 'terra di Siena' in the early 16th century. This pigment became widely popular among Renaissance painters, including Leonardo da Vinci, who valued its versatility and natural appearance.
Ranked by CIE76 ΔE — the perceptual distance from Sienna. Lower ΔE means a closer match (below ~2 is barely distinguishable).
All 27 Oranges →Nine steps of Sienna by lightness — from #532B17 (darkest) to #CEA592 (lightest). Click any to copy.
Sitting opposite Sienna at 199° on the color wheel, these give the highest-contrast pairings.
Curated 5-color combinations featuring Sienna.
A 50–900 tonal scale with Sienna anchored at 500 — ready to drop into a design system. Click any step to copy.
Works well as text on light backgrounds; fails on dark.
Thresholds: AA needs 4.5:1 (normal text) / 3:1 (large); AAA needs 7:1 / 4.5:1. Large = 18pt+ or 14pt+ bold.
Copy-ready values for CSS, screen and print, plus the extra conversions designers reach for.
color: sienna; color-mix(in srgb, sienna 70%, white) 19°, 72%, 63% 0, 49, 72, 37 10506797 #996633 How Sienna appears to viewers with the three main types of color blindness (~1 in 12 men, 1 in 200 women). Simulated approximations.