#3FA147
Approximate name: Sea Green
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
SeaGreen
Relative luminance
0.27
Hue H
125°
Saturation S
44%
Lightness L
44%
Value V
63%
Temperature
Cool
Brightness
Dark
Chroma
Muted
Hue family
Green
Contrast on white: 3.28:1 (AA body Fail / AAA Fail)
Contrast on black: 6.40:1 (AA body Pass / AAA Fail)
Open full contrast tool →Color blindness simulator
Approximate appearance under common color-vision deficiencies (matrix simulation).
Normal vision
#3fa147
Protanopia
#696a5d
Deuteranopia
#645c62
Tritanopia
#446e72
Achromatopsia
#797979
Creative pairings
Hue-wheel harmonies and 10% shade/tint steps — not AI-generated copy.