#2B2139
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
0.019
Hue H
265°
Saturation S
27%
Lightness L
18%
Value V
22%
Temperature
Cool
Brightness
Dark
Chroma
Muted
Hue family
Purple
Contrast on white: 15.22:1 (AA body Pass / AAA Pass)
Contrast on black: 1.38:1 (AA body Fail / AAA Fail)
Open full contrast tool →Color blindness simulator
Approximate appearance under common color-vision deficiencies (matrix simulation).
Normal vision
#2b2139
Protanopia
#272733
Deuteranopia
#272832
Tritanopia
#2b2f2e
Achromatopsia
#272727
Creative pairings
Hue-wheel harmonies and 10% shade/tint steps — not AI-generated copy.