#282930
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
0.023
Hue H
232°
Saturation S
9%
Lightness L
17%
Value V
19%
Temperature
Neutral
Brightness
Dark
Chroma
Near gray
Hue family
Blue
Contrast on white: 14.48:1 (AA body Pass / AAA Pass)
Contrast on black: 1.45:1 (AA body Fail / AAA Fail)
Open full contrast tool →Color blindness simulator
Approximate appearance under common color-vision deficiencies (matrix simulation).
Normal vision
#282930
Protanopia
#28282e
Deuteranopia
#28282e
Tritanopia
#282d2d
Achromatopsia
#292929
Creative pairings
Hue-wheel harmonies and 10% shade/tint steps — not AI-generated copy.