#1A4E7F
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
0.072
Hue H
209°
Saturation S
66%
Lightness L
30%
Value V
50%
Temperature
Cool
Brightness
Dark
Chroma
Vivid
Hue family
Blue
Contrast on white: 8.61:1 (AA body Pass / AAA Pass)
Contrast on black: 2.44:1 (AA body Fail / AAA Fail)
Open full contrast tool →Color blindness simulator
Approximate appearance under common color-vision deficiencies (matrix simulation).
Normal vision
#1a4e7f
Protanopia
#313173
Deuteranopia
#2e2a70
Tritanopia
#1d6a68
Achromatopsia
#444444
Creative pairings
Hue-wheel harmonies and 10% shade/tint steps — not AI-generated copy.