#2A3D48
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
0.043
Hue H
202°
Saturation S
26%
Lightness L
22%
Value V
28%
Temperature
Cool
Brightness
Dark
Chroma
Muted
Hue family
Blue
Contrast on white: 11.29:1 (AA body Pass / AAA Pass)
Contrast on black: 1.86:1 (AA body Fail / AAA Fail)
Open full contrast tool →Color blindness simulator
Approximate appearance under common color-vision deficiencies (matrix simulation).
Normal vision
#2a3d48
Protanopia
#323245
Deuteranopia
#313045
Tritanopia
#2b4343
Achromatopsia
#393939
Creative pairings
Hue-wheel harmonies and 10% shade/tint steps — not AI-generated copy.