#217864
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
0.147
Hue H
166°
Saturation S
57%
Lightness L
30%
Value V
47%
Temperature
Cool
Brightness
Dark
Chroma
Vivid
Hue family
Cyan
Contrast on white: 5.34:1 (AA body Pass / AAA Fail)
Contrast on black: 3.94:1 (AA body Fail / AAA Fail)
Open full contrast tool →Color blindness simulator
Approximate appearance under common color-vision deficiencies (matrix simulation).
Normal vision
#217864
Protanopia
#474769
Deuteranopia
#423b6a
Tritanopia
#256d6e
Achromatopsia
#5c5c5c
Creative pairings
Hue-wheel harmonies and 10% shade/tint steps — not AI-generated copy.