#181802
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
0.009
Hue H
60°
Saturation S
85%
Lightness L
5%
Value V
9%
Temperature
Warm
Brightness
Dark
Chroma
Vivid
Hue family
Yellow
Contrast on white: 17.94:1 (AA body Pass / AAA Pass)
Contrast on black: 1.17:1 (AA body Fail / AAA Fail)
Open full contrast tool →Color blindness simulator
Approximate appearance under common color-vision deficiencies (matrix simulation).
Normal vision
#181802
Protanopia
#181807
Deuteranopia
#181809
Tritanopia
#180c0c
Achromatopsia
#151515
Creative pairings
Hue-wheel harmonies and 10% shade/tint steps — not AI-generated copy.