#342CAA
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
0.054
Hue H
244°
Saturation S
59%
Lightness L
42%
Value V
67%
Temperature
Cool
Brightness
Dark
Chroma
Vivid
Hue family
Blue
Contrast on white: 10.06:1 (AA body Pass / AAA Pass)
Contrast on black: 2.09:1 (AA body Fail / AAA Fail)
Open full contrast tool →Color blindness simulator
Approximate appearance under common color-vision deficiencies (matrix simulation).
Normal vision
#342caa
Protanopia
#31308c
Deuteranopia
#313284
Tritanopia
#34736e
Achromatopsia
#3d3d3d
Creative pairings
Hue-wheel harmonies and 10% shade/tint steps — not AI-generated copy.