#4E4DB3
Approximate name: Slate 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
SlateBlue
Relative luminance
0.102
Hue H
241°
Saturation S
40%
Lightness L
50%
Value V
70%
Temperature
Cool
Brightness
Dark
Chroma
Muted
Hue family
Blue
Contrast on white: 6.92:1 (AA body Pass / AAA Fail)
Contrast on black: 3.04:1 (AA body Fail / AAA Fail)
Open full contrast tool →Color blindness simulator
Approximate appearance under common color-vision deficiencies (matrix simulation).
Normal vision
#4e4db3
Protanopia
#4e4e9a
Deuteranopia
#4e4e94
Tritanopia
#4e8783
Achromatopsia
#595959
Creative pairings
Hue-wheel harmonies and 10% shade/tint steps — not AI-generated copy.