#2D2E30
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
0.027
Hue H
220°
Saturation S
3%
Lightness L
18%
Value V
19%
Temperature
Neutral
Brightness
Dark
Chroma
Near gray
Hue family
Gray
Contrast on white: 13.59:1 (AA body Pass / AAA Pass)
Contrast on black: 1.55:1 (AA body Fail / AAA Fail)
Open full contrast tool →Color blindness simulator
Approximate appearance under common color-vision deficiencies (matrix simulation).
Normal vision
#2d2e30
Protanopia
#2d2d30
Deuteranopia
#2d2d2f
Tritanopia
#2d2f2f
Achromatopsia
#2e2e2e
Creative pairings
Hue-wheel harmonies and 10% shade/tint steps — not AI-generated copy.