Similar colors View all →
Royal Blue
#666CC5
Blue Violet
#5865F2
Royal Blue
#4169E1
Steel Blue
#B0C4DE
Navy Blue
#1E3A8A
Almost Black
#111827
Pure Blue
#0000FF
Sapphire
#2563EB
Medium Grey
#9CA3AF
Slate Grey
#6B7280
Amethyst
#6D28D9
Charcoal
#374151
Pearl Grey
#E5E7EB
"Royal Blue"
Blue · Winter
🧠 Psychology
Color of trust and stability. Evokes professionalism, security and serenity.
✨ Uses
Finance, banking, enterprise, software, social networks.
Tip
Royal Blue pairs ideally with #F7F5F0 (off-white) and a neutral background for a modern, readable result.
Values
HEX #666CC5
RGB rgb(102, 108, 197)
HSL hsl(236°, 45%, 59%)
CMYK C:48% M:45% Y:0% K:23%
Luminance 0.1773
WCAG Accessibility
On white 4.65:1
Aa — #666CC5
Secondary text
✓ AA ✗ AAA ✓ AA Large
On black 4.52:1
Aa — #666CC5
Secondary text
✓ AA ✗ AAA ✓ AA Large

All harmonies

Complementary
#666CC5 #C5BF67
Analogous
#679DC5 #666CC5 #9067C5
Triadic
#666CC5 #C5676E #6EC567
Split-comp.
#666CC5 #C59067 #9DC567
Tetradic
#666CC5 #C5679D #C5BF67 #67C590
Monochromatic
#1F2241 #414586 #7277BB #9498CC #C8CAE4
Suggested palettes for this hue.
Electric Vibes View all →
Deep Ocean View all →
Blue Serenity View all →

  
Discover more colors View all →
Electric Blue
#3B82F6
Azure
#0EA5E9
Sapphire
#2563EB
Sky Blue
#60A5FA
Deep Navy
#000080
Dodger Blue
#1E90FF
Royal Blue
#4169E1
Steel Blue
#B0C4DE
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