#ECF3EE
Approximate name: White Smoke
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
WhiteSmoke
Relative luminance
0.881
Hue H
137°
Saturation S
23%
Lightness L
94%
Value V
95%
Temperature
Cool
Brightness
Light
Chroma
Muted
Hue family
Green
Contrast on white: 1.13:1 (AA body Fail / AAA Fail)
Contrast on black: 18.62:1 (AA body Pass / AAA Pass)
Open full contrast tool →Color blindness simulator
Approximate appearance under common color-vision deficiencies (matrix simulation).
Normal vision
#ecf3ee
Protanopia
#efefef
Deuteranopia
#efeef0
Tritanopia
#ecf0f0
Achromatopsia
#f0f0f0
Creative pairings
Hue-wheel harmonies and 10% shade/tint steps — not AI-generated copy.