Similar colors View all →
Slate Grey
#666178
Slate Grey
#6B7280
Medium Grey
#9CA3AF
Anthracite
#4B5563
Night Indigo
#4C1D95
Amethyst
#6D28D9
Charcoal
#374151
Pearl Grey
#E5E7EB
Silver Grey
#D1D5DB
Deep Violet
#7C3AED
Plum
#7E22CE
Vibrant Mauve
#8B5CF6
Night Grey
#1F2937
"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 #666178
RGB rgb(102, 97, 120)
HSL hsl(253°, 11%, 43%)
CMYK C:15% M:19% Y:0% K:53%
Luminance 0.1274
WCAG Accessibility
On white 5.92:1
Aa — #666178
Secondary text
✓ AA ✗ AAA ✓ AA Large
On black 3.55:1
Aa — #666178
Secondary text
✗ AA ✗ AAA ✓ AA Large

All harmonies

Complementary
#666178 #747A62
Analogous
#62687A #666178 #73627A
Triadic
#666178 #7A6762 #627A67
Split-comp.
#666178 #7A7362 #687A62
Tetradic
#666178 #7A6268 #747A62 #627A73
Monochromatic
#D3D3D4 #A0A0A2 #6D6D6F #545355 #2E2D2E
Suggested palettes for this hue.
White Marble View all →
Cherry Blossom View all →
Nordic View all →

  
Discover more colors View all →
Almost Black
#111827
Slate Grey
#6B7280
Smoke White
#F5F5F5
Anthracite
#4B5563
Pure Black
#000000
Pearl Grey
#E5E7EB
Pure White
#FFFFFF
Ivory
#F8F7F4
🔄 Converter ♿ Contrast 🌈 Gradient