#171703
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
60°
Saturation S
77%
Lightness L
5%
Value V
9%
Temperature
Warm
Brightness
Dark
Chroma
Vivid
Hue family
Yellow
Contrast on white: 18.10:1 (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
#171703
Protanopia
#171708
Deuteranopia
#171709
Tritanopia
#170c0d
Achromatopsia
#151515
Creative pairings
Hue-wheel harmonies and 10% shade/tint steps — not AI-generated copy.