#756F90
Approximate name: Slate Gray
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
SlateGray
Relative luminance
0.172
Hue H
251°
Saturation S
13%
Lightness L
50%
Value V
56%
Temperature
Cool
Brightness
Dark
Chroma
Muted
Hue family
Blue
Contrast on white: 4.74:1 (AA body Pass / AAA Fail)
Contrast on black: 4.43:1 (AA body Fail / AAA Fail)
Open full contrast tool →Color blindness simulator
Approximate appearance under common color-vision deficiencies (matrix simulation).
Normal vision
#756f90
Protanopia
#727288
Deuteranopia
#737386
Tritanopia
#758280
Achromatopsia
#757575
Creative pairings
Hue-wheel harmonies and 10% shade/tint steps — not AI-generated copy.