#151E1A
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
0.012
Hue H
153°
Saturation S
18%
Lightness L
10%
Value V
12%
Temperature
Cool
Brightness
Dark
Chroma
Muted
Hue family
Green
Contrast on white: 17.04:1 (AA body Pass / AAA Pass)
Contrast on black: 1.23:1 (AA body Fail / AAA Fail)
Open full contrast tool →Color blindness simulator
Approximate appearance under common color-vision deficiencies (matrix simulation).
Normal vision
#151e1a
Protanopia
#19191b
Deuteranopia
#18181b
Tritanopia
#151c1c
Achromatopsia
#1b1b1b
Creative pairings
Hue-wheel harmonies and 10% shade/tint steps — not AI-generated copy.