#66C8C3
Approximate name: Medium Aquamarine
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
MediumAquamarine
Relative luminance
0.481
Hue H
177°
Saturation S
47%
Lightness L
59%
Value V
78%
Temperature
Cool
Brightness
Medium
Chroma
Muted
Hue family
Cyan
Contrast on white: 1.98:1 (AA body Fail / AAA Fail)
Contrast on black: 10.61:1 (AA body Pass / AAA Pass)
Open full contrast tool →Color blindness simulator
Approximate appearance under common color-vision deficiencies (matrix simulation).
Normal vision
#66c8c3
Protanopia
#9091c4
Deuteranopia
#8b83c5
Tritanopia
#6bc5c5
Achromatopsia
#aaaaaa
Creative pairings
Hue-wheel harmonies and 10% shade/tint steps — not AI-generated copy.