#66595E
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
0.108
Hue H
337°
Saturation S
7%
Lightness L
37%
Value V
40%
Temperature
Neutral
Brightness
Dark
Chroma
Near gray
Hue family
Gray
Contrast on white: 6.65:1 (AA body Pass / AAA Fail)
Contrast on black: 3.16:1 (AA body Fail / AAA Fail)
Open full contrast tool →Color blindness simulator
Approximate appearance under common color-vision deficiencies (matrix simulation).
Normal vision
#66595e
Protanopia
#60605d
Deuteranopia
#61625d
Tritanopia
#655c5c
Achromatopsia
#5d5d5d
Creative pairings
Hue-wheel harmonies and 10% shade/tint steps — not AI-generated copy.