#3F8D89
Approximate name: Cadet Blue
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
CadetBlue
Relative luminance
0.219
Hue H
177°
Saturation S
38%
Lightness L
40%
Value V
55%
Temperature
Cool
Brightness
Dark
Chroma
Muted
Hue family
Cyan
Contrast on white: 3.90:1 (AA body Fail / AAA Fail)
Contrast on black: 5.38:1 (AA body Pass / AAA Fail)
Open full contrast tool →Color blindness simulator
Approximate appearance under common color-vision deficiencies (matrix simulation).
Normal vision
#3f8d89
Protanopia
#61618a
Deuteranopia
#5c568a
Tritanopia
#438b8b
Achromatopsia
#757575
Creative pairings
Hue-wheel harmonies and 10% shade/tint steps — not AI-generated copy.