#433366
Approximate name: Dark 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
DarkSlateBlue
Relative luminance
0.045
Hue H
259°
Saturation S
33%
Lightness L
30%
Value V
40%
Temperature
Cool
Brightness
Dark
Chroma
Muted
Hue family
Purple
Contrast on white: 11.03:1 (AA body Pass / AAA Pass)
Contrast on black: 1.90:1 (AA body Fail / AAA Fail)
Open full contrast tool →Color blindness simulator
Approximate appearance under common color-vision deficiencies (matrix simulation).
Normal vision
#433366
Protanopia
#3c3c5a
Deuteranopia
#3d3e57
Tritanopia
#42504e
Achromatopsia
#3e3e3e
Creative pairings
Hue-wheel harmonies and 10% shade/tint steps — not AI-generated copy.