#0D1721
Approximate name: Black
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
Black
Relative luminance
0.008
Hue H
210°
Saturation S
43%
Lightness L
9%
Value V
13%
Temperature
Cool
Brightness
Dark
Chroma
Muted
Hue family
Blue
Contrast on white: 18.08:1 (AA body Pass / AAA Pass)
Contrast on black: 1.16:1 (AA body Fail / AAA Fail)
Open full contrast tool →Color blindness simulator
Approximate appearance under common color-vision deficiencies (matrix simulation).
Normal vision
#0d1721
Protanopia
#11111f
Deuteranopia
#11101e
Tritanopia
#0e1d1c
Achromatopsia
#151515
Creative pairings
Hue-wheel harmonies and 10% shade/tint steps — not AI-generated copy.