Similar colors View all →
Steel Blue
#3B699B
Steel Blue
#B0C4DE
Night Grey
#1F2937
Anthracite
#4B5563
Almost Black
#111827
Charcoal
#374151
Navy Blue
#1E3A8A
Slate Grey
#6B7280
Medium Grey
#9CA3AF
Sapphire
#2563EB
Royal Blue
#4169E1
Dodger Blue
#1E90FF
Electric Blue
#3B82F6
"Steel Blue"
Blue · Winter
🧠 Psychology
Color of trust and stability. Evokes professionalism, security and serenity.
✨ Uses
Finance, banking, enterprise, software, social networks.
Tip
Steel Blue pairs ideally with #F7F5F0 (off-white) and a neutral background for a modern, readable result.
Values
HEX #3B699B
RGB rgb(59, 105, 155)
HSL hsl(211°, 45%, 42%)
CMYK C:62% M:32% Y:0% K:39%
Luminance 0.1342
WCAG Accessibility
On white 5.71:1
Aa — #3B699B
Secondary text
✓ AA ✗ AAA ✓ AA Large
On black 3.68:1
Aa — #3B699B
Secondary text
✗ AA ✗ AAA ✓ AA Large

All harmonies

Complementary
#3B699B #9B6D3B
Analogous
#3B9A9B #3B699B #3D3B9B
Triadic
#3B699B #9B3B69 #699B3B
Split-comp.
#3B699B #9B3D3B #9A9B3B
Tetradic
#3B699B #9B3B9A #9B6D3B #3B9B3D
Monochromatic
#C1D1E1 #7C9DC0 #466A91 #35516E #1C2B3B
Suggested palettes for this hue.
Tropical Fruits View all →
Vintage Sepia View all →
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Discover more colors View all →
Lavender Blue
#93C5FD
Royal Blue
#4169E1
Sapphire
#2563EB
Navy Blue
#1E3A8A
Pure Blue
#0000FF
Dodger Blue
#1E90FF
Deep Navy
#000080
Sky Blue
#60A5FA
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