#805A3B
Approximate name: Sienna
Technical formats
Color-space values for scientific work and cross-device comparison.
Practical formats
Ready to paste into CSS, Tailwind, iOS, Android, Flutter, and more.
Color analysis
Objective metrics: luminance, hue, saturation, temperature, and contrast.
Nearest name
Sienna
Relative luminance
0.122
Hue H
27°
Saturation S
37%
Lightness L
37%
Value V
50%
Temperature
Warm
Brightness
Dark
Chroma
Muted
Hue family
Orange
Contrast on white: 6.10:1 (AA body Pass / AAA Fail)
Contrast on black: 3.44:1 (AA body Fail / AAA Fail)
Open full contrast tool →Color blindness simulator
Approximate appearance under common color-vision deficiencies (matrix simulation).
Normal vision
#805a3b
Protanopia
#706f42
Deuteranopia
#727544
Tritanopia
#7e484a
Achromatopsia
#626262
Creative pairings
Hue-wheel harmonies and 10% shade/tint steps — not AI-generated copy.