#5E83A1
Approximate name: Slate Gray
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
SlateGray
Relative luminance
0.212
Hue H
207°
Saturation S
26%
Lightness L
50%
Value V
63%
Temperature
Cool
Brightness
Dark
Chroma
Muted
Hue family
Blue
Contrast on white: 4.01:1 (AA body Fail / AAA Fail)
Contrast on black: 5.24:1 (AA body Pass / AAA Fail)
Open full contrast tool →Color blindness simulator
Approximate appearance under common color-vision deficiencies (matrix simulation).
Normal vision
#5e83a1
Protanopia
#6e6e9a
Deuteranopia
#6c6998
Tritanopia
#609493
Achromatopsia
#7b7b7b
Creative pairings
Hue-wheel harmonies and 10% shade/tint steps — not AI-generated copy.