#445F52
Approximate name: Dark 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
DarkSlateGray
Relative luminance
0.1
Hue H
151°
Saturation S
17%
Lightness L
32%
Value V
37%
Temperature
Cool
Brightness
Dark
Chroma
Muted
Hue family
Green
Contrast on white: 6.99:1 (AA body Pass / AAA Fail)
Contrast on black: 3.00:1 (AA body Fail / AAA Fail)
Open full contrast tool →Color blindness simulator
Approximate appearance under common color-vision deficiencies (matrix simulation).
Normal vision
#445f52
Protanopia
#505055
Deuteranopia
#4e4c56
Tritanopia
#455858
Achromatopsia
#555555
Creative pairings
Hue-wheel harmonies and 10% shade/tint steps — not AI-generated copy.