Similar colors View all →
Slate Grey
#666B7A
Slate Grey
#6B7280
Medium Grey
#9CA3AF
Anthracite
#4B5563
Charcoal
#374151
Pearl Grey
#E5E7EB
Silver Grey
#D1D5DB
Night Grey
#1F2937
Almost Black
#111827
Navy Blue
#1E3A8A
Royal Blue
#4169E1
Steel Blue
#B0C4DE
Sapphire
#2563EB
"Slate Grey"
Neutral · Timeless
🧠 Psychology
Neutral and timeless color. Evokes elegance, sobriety and minimalism.
✨ Uses
UI design, backgrounds, typography, professional interfaces.
Tip
Slate Grey pairs ideally with #F7F5F0 (off-white) and a neutral background for a modern, readable result.
Values
HEX #666B7A
RGB rgb(102, 107, 122)
HSL hsl(225°, 9%, 44%)
CMYK C:16% M:12% Y:0% K:52%
Luminance 0.1484
WCAG Accessibility
On white 5.32:1
Aa — #666B7A
Secondary text
✓ AA ✗ AAA ✓ AA Large
On black 3.95:1
Aa — #666B7A
Secondary text
✗ AA ✗ AAA ✓ AA Large

All harmonies

Complementary
#666B7A #7A7566
Analogous
#66757A #666B7A #6B667A
Triadic
#666B7A #7A666B #6B7A66
Split-comp.
#666B7A #7A6B66 #757A66
Tetradic
#666B7A #7A6675 #7A7566 #667A6B
Monochromatic
#D6D6D6 #A3A3A3 #707070 #575757 #303030
Suggested palettes for this hue.
Leather & Wood View all →
Electric Vibes View all →
White Marble View all →

  
Discover more colors View all →
Ivory
#F8F7F4
Silver Grey
#D1D5DB
Anthracite
#4B5563
Pure White
#FFFFFF
Charcoal
#374151
Pure Black
#000000
Slate Grey
#6B7280
Almost Black
#111827
🔄 Converter ♿ Contrast 🌈 Gradient