#4B2B4B
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
0.037
Hue H
300°
Saturation S
27%
Lightness L
23%
Value V
29%
Temperature
Cool
Brightness
Dark
Chroma
Muted
Hue family
Pink
Contrast on white: 12.03:1 (AA body Pass / AAA Pass)
Contrast on black: 1.75:1 (AA body Fail / AAA Fail)
Open full contrast tool →Color blindness simulator
Approximate appearance under common color-vision deficiencies (matrix simulation).
Normal vision
#4b2b4b
Protanopia
#3d3d43
Deuteranopia
#3f4141
Tritanopia
#493d3c
Achromatopsia
#383838
Creative pairings
Hue-wheel harmonies and 10% shade/tint steps — not AI-generated copy.