#ACAAA5
Approximate name: Dark 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
DarkGray
Relative luminance
0.402
Hue H
43°
Saturation S
4%
Lightness L
66%
Value V
67%
Temperature
Neutral
Brightness
Medium
Chroma
Near gray
Hue family
Gray
Contrast on white: 2.32:1 (AA body Fail / AAA Fail)
Contrast on black: 9.05:1 (AA body Pass / AAA Pass)
Open full contrast tool →Color blindness simulator
Approximate appearance under common color-vision deficiencies (matrix simulation).
Normal vision
#acaaa5
Protanopia
#ababa6
Deuteranopia
#ababa7
Tritanopia
#aca7a7
Achromatopsia
#aaaaaa
Creative pairings
Hue-wheel harmonies and 10% shade/tint steps — not AI-generated copy.