#854749
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
0.1
Hue H
358°
Saturation S
30%
Lightness L
40%
Value V
52%
Temperature
Warm
Brightness
Dark
Chroma
Muted
Hue family
Red
Contrast on white: 7.01:1 (AA body Pass / AAA Pass)
Contrast on black: 2.99:1 (AA body Fail / AAA Fail)
Open full contrast tool →Color blindness simulator
Approximate appearance under common color-vision deficiencies (matrix simulation).
Normal vision
#854749
Protanopia
#6a6a49
Deuteranopia
#6e7248
Tritanopia
#824848
Achromatopsia
#5a5a5a
Creative pairings
Hue-wheel harmonies and 10% shade/tint steps — not AI-generated copy.