#727578
Approximate name: Gray
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
Gray
Relative luminance
0.177
Hue H
210°
Saturation S
3%
Lightness L
46%
Value V
47%
Temperature
Neutral
Brightness
Dark
Chroma
Near gray
Hue family
Gray
Contrast on white: 4.63:1 (AA body Pass / AAA Fail)
Contrast on black: 4.53:1 (AA body Pass / AAA Fail)
Open full contrast tool →Color blindness simulator
Approximate appearance under common color-vision deficiencies (matrix simulation).
Normal vision
#727578
Protanopia
#737377
Deuteranopia
#737377
Tritanopia
#727777
Achromatopsia
#747474
Creative pairings
Hue-wheel harmonies and 10% shade/tint steps — not AI-generated copy.