#90BBD5
Approximate name: Sky 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
SkyBlue
Relative luminance
0.463
Hue H
203°
Saturation S
45%
Lightness L
70%
Value V
84%
Temperature
Cool
Brightness
Medium
Chroma
Muted
Hue family
Blue
Contrast on white: 2.05:1 (AA body Fail / AAA Fail)
Contrast on black: 10.25:1 (AA body Pass / AAA Pass)
Open full contrast tool →Color blindness simulator
Approximate appearance under common color-vision deficiencies (matrix simulation).
Normal vision
#90bbd5
Protanopia
#a3a3cf
Deuteranopia
#a09dcd
Tritanopia
#92cac9
Achromatopsia
#b1b1b1
Creative pairings
Hue-wheel harmonies and 10% shade/tint steps — not AI-generated copy.