#4E5588
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
0.099
Hue H
233°
Saturation S
27%
Lightness L
42%
Value V
53%
Temperature
Cool
Brightness
Dark
Chroma
Muted
Hue family
Blue
Contrast on white: 7.05:1 (AA body Pass / AAA Pass)
Contrast on black: 2.98:1 (AA body Fail / AAA Fail)
Open full contrast tool →Color blindness simulator
Approximate appearance under common color-vision deficiencies (matrix simulation).
Normal vision
#4e5588
Protanopia
#51517c
Deuteranopia
#515079
Tritanopia
#4e7270
Achromatopsia
#595959
Creative pairings
Hue-wheel harmonies and 10% shade/tint steps — not AI-generated copy.