#170F8A
Approximate name: Dark 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
DarkBlue
Relative luminance
0.024
Hue H
244°
Saturation S
80%
Lightness L
30%
Value V
54%
Temperature
Cool
Brightness
Dark
Chroma
Vivid
Hue family
Blue
Contrast on white: 14.27:1 (AA body Pass / AAA Pass)
Contrast on black: 1.47:1 (AA body Fail / AAA Fail)
Open full contrast tool →Color blindness simulator
Approximate appearance under common color-vision deficiencies (matrix simulation).
Normal vision
#170f8a
Protanopia
#14136c
Deuteranopia
#141565
Tritanopia
#175550
Achromatopsia
#1f1f1f
Creative pairings
Hue-wheel harmonies and 10% shade/tint steps — not AI-generated copy.