#7A8399
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
0.227
Hue H
223°
Saturation S
13%
Lightness L
54%
Value V
60%
Temperature
Cool
Brightness
Dark
Chroma
Muted
Hue family
Blue
Contrast on white: 3.79:1 (AA body Fail / AAA Fail)
Contrast on black: 5.53:1 (AA body Pass / AAA Fail)
Open full contrast tool →Color blindness simulator
Approximate appearance under common color-vision deficiencies (matrix simulation).
Normal vision
#7a8399
Protanopia
#7e7e94
Deuteranopia
#7d7d92
Tritanopia
#7a8f8f
Achromatopsia
#838383
Creative pairings
Hue-wheel harmonies and 10% shade/tint steps — not AI-generated copy.