#4F2B2D
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
0.036
Hue H
357°
Saturation S
30%
Lightness L
24%
Value V
31%
Temperature
Warm
Brightness
Dark
Chroma
Muted
Hue family
Red
Contrast on white: 12.24:1 (AA body Pass / AAA Pass)
Contrast on black: 1.72:1 (AA body Fail / AAA Fail)
Open full contrast tool →Color blindness simulator
Approximate appearance under common color-vision deficiencies (matrix simulation).
Normal vision
#4f2b2d
Protanopia
#3f3f2d
Deuteranopia
#42442c
Tritanopia
#4d2c2c
Achromatopsia
#363636
Creative pairings
Hue-wheel harmonies and 10% shade/tint steps — not AI-generated copy.