#71908B
Approximate name: Slate 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
SlateGray
Relative luminance
0.253
Hue H
170°
Saturation S
12%
Lightness L
50%
Value V
56%
Temperature
Cool
Brightness
Dark
Chroma
Muted
Hue family
Cyan
Contrast on white: 3.46:1 (AA body Fail / AAA Fail)
Contrast on black: 6.06:1 (AA body Pass / AAA Fail)
Open full contrast tool →Color blindness simulator
Approximate appearance under common color-vision deficiencies (matrix simulation).
Normal vision
#71908b
Protanopia
#7e7f8c
Deuteranopia
#7d7a8d
Tritanopia
#738d8d
Achromatopsia
#868686
Creative pairings
Hue-wheel harmonies and 10% shade/tint steps — not AI-generated copy.