#666666
Approximate name: 暗淡灰
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.
近似色名
暗淡灰
相对亮度
0.133
色相 H
0°
饱和度 S
0%
明度 L
40%
色值 V
40%
色温
中性
明暗
深
彩度
近似灰
色系
灰
Contrast on white: 5.74:1 (AA body Pass / AAA Fail)
Contrast on black: 3.66:1 (AA body Fail / AAA Fail)
Open full contrast tool →Color blindness simulator
Approximate appearance under common color-vision deficiencies (matrix simulation).
Normal vision
#666666
红色盲 (Protanopia)
#666666
绿色盲 (Deuteranopia)
#666666
蓝色盲 (Tritanopia)
#666666
全色盲 (Achromatopsia)
#666666
Creative pairings
Hue-wheel harmonies and 10% shade/tint steps — not AI-generated copy.