#666B4E
Approximate name: Dim 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
DimGray
Relative luminance
0.139
Hue H
70°
Saturation S
16%
Lightness L
36%
Value V
42%
Temperature
Warm
Brightness
Dark
Chroma
Muted
Hue family
Green
Contrast on white: 5.56:1 (AA body Pass / AAA Fail)
Contrast on black: 3.78:1 (AA body Fail / AAA Fail)
Open full contrast tool →Color blindness simulator
Approximate appearance under common color-vision deficiencies (matrix simulation).
Normal vision
#666b4e
Protanopia
#686855
Deuteranopia
#686857
Tritanopia
#665b5c
Achromatopsia
#666666
Creative pairings
Hue-wheel harmonies and 10% shade/tint steps — not AI-generated copy.