Similar colors View all →
Steel Blue
#3F7897
Steel Blue
#B0C4DE
Night Grey
#1F2937
Azure
#0EA5E9
Soft Sky Blue
#87CEEB
Anthracite
#4B5563
Almost Black
#111827
Charcoal
#374151
Mint Turquoise
#4ECDC4
Slate Grey
#6B7280
Navy Blue
#1E3A8A
Aquamarine
#26D0CE
Digital Cyan
#06B6D4
"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 #3F7897
RGB rgb(63, 120, 151)
HSL hsl(201°, 41%, 42%)
CMYK C:58% M:21% Y:0% K:41%
Luminance 0.1688
WCAG Accessibility
On white 4.83:1
Aa — #3F7897
Secondary text
✓ AA ✗ AAA ✓ AA Large
On black 4.34:1
Aa — #3F7897
Secondary text
✗ AA ✗ AAA ✓ AA Large

All harmonies

Complementary
#3F7897 #975E3F
Analogous
#3F978A #3F7897 #3F4C97
Triadic
#3F7897 #973F78 #78973F
Split-comp.
#3F7897 #973F4C #978A3F
Tetradic
#3F7897 #8A3F97 #975E3F #4C973F
Monochromatic
#C3D5DF #80A7BC #4A758C #38596B #1E2F39
Suggested palettes for this hue.
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Discover more colors View all →
Sky Blue
#60A5FA
Lavender Blue
#93C5FD
Sapphire
#2563EB
Royal Blue
#4169E1
Dodger Blue
#1E90FF
Pure Blue
#0000FF
Deep Navy
#000080
Soft Sky Blue
#87CEEB
🔄 Converter ♿ Contrast 🌈 Gradient