#839AA9
Approximate name: Light 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
LightSlateGray
Relative luminance
0.308
Hue H
204°
Saturation S
18%
Lightness L
59%
Value V
66%
Temperature
Cool
Brightness
Dark
Chroma
Muted
Hue family
Blue
Contrast on white: 2.93:1 (AA body Fail / AAA Fail)
Contrast on black: 7.16:1 (AA body Pass / AAA Pass)
Open full contrast tool →Color blindness simulator
Approximate appearance under common color-vision deficiencies (matrix simulation).
Normal vision
#839aa9
Protanopia
#8d8da5
Deuteranopia
#8c8aa5
Tritanopia
#84a3a2
Achromatopsia
#959595
Creative pairings
Hue-wheel harmonies and 10% shade/tint steps — not AI-generated copy.