#08212B
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
0.013
Hue H
197°
Saturation S
69%
Lightness L
10%
Value V
17%
Temperature
Cool
Brightness
Dark
Chroma
Vivid
Hue family
Cyan
Contrast on white: 16.63:1 (AA body Pass / AAA Pass)
Contrast on black: 1.26:1 (AA body Fail / AAA Fail)
Open full contrast tool →Color blindness simulator
Approximate appearance under common color-vision deficiencies (matrix simulation).
Normal vision
#08212b
Protanopia
#131329
Deuteranopia
#111028
Tritanopia
#092726
Achromatopsia
#1b1b1b
Creative pairings
Hue-wheel harmonies and 10% shade/tint steps — not AI-generated copy.