#99DDE1
Approximate name: Light 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
LightBlue
Relative luminance
0.639
Hue H
183°
Saturation S
55%
Lightness L
74%
Value V
88%
Temperature
Cool
Brightness
Medium
Chroma
Vivid
Hue family
Cyan
Contrast on white: 1.52:1 (AA body Fail / AAA Fail)
Contrast on black: 13.78:1 (AA body Pass / AAA Pass)
Open full contrast tool →Color blindness simulator
Approximate appearance under common color-vision deficiencies (matrix simulation).
Normal vision
#99dde1
Protanopia
#b6b7e0
Deuteranopia
#b3ade0
Tritanopia
#9cdfdf
Achromatopsia
#c9c9c9
Creative pairings
Hue-wheel harmonies and 10% shade/tint steps — not AI-generated copy.