#6E9189
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
0.254
Hue H
166°
Saturation S
14%
Lightness L
50%
Value V
57%
Temperature
Cool
Brightness
Dark
Chroma
Muted
Hue family
Cyan
Contrast on white: 3.46:1 (AA body Fail / AAA Fail)
Contrast on black: 6.07:1 (AA body Pass / AAA Fail)
Open full contrast tool →Color blindness simulator
Approximate appearance under common color-vision deficiencies (matrix simulation).
Normal vision
#6e9189
Protanopia
#7d7d8b
Deuteranopia
#7b798b
Tritanopia
#708c8d
Achromatopsia
#868686
Creative pairings
Hue-wheel harmonies and 10% shade/tint steps — not AI-generated copy.