#477EB8
Approximate name: Steel 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
SteelBlue
Relative luminance
0.197
Hue H
211°
Saturation S
44%
Lightness L
50%
Value V
72%
Temperature
Cool
Brightness
Dark
Chroma
Muted
Hue family
Blue
Contrast on white: 4.25:1 (AA body Fail / AAA Fail)
Contrast on black: 4.94:1 (AA body Pass / AAA Fail)
Open full contrast tool →Color blindness simulator
Approximate appearance under common color-vision deficiencies (matrix simulation).
Normal vision
#477eb8
Protanopia
#5f5faa
Deuteranopia
#5c58a7
Tritanopia
#4a9f9c
Achromatopsia
#747474
Creative pairings
Hue-wheel harmonies and 10% shade/tint steps — not AI-generated copy.