Steel Blue

#3661AB

Blue

Color Codes

All color formats for development

HEX
#3661AB
RGB
rgb(54, 97, 171)
HSL
hsl(218, 52%, 44%)
OKLCH
oklch(0.5 0.128 260.5)
CMYK
cmyk(68%, 43%, 0%, 33%)

Accessibility

WCAG contrast compliance

On White Background

6.08:1

AA AAA

On Black Background

3.45:1

AA AAA
Run full accessibility check

Tailwind Scale

50-950 scale matching Tailwind CSS naming

50
#F3F6
100
#E4EB
200
#CDD9
300
#A6BC
400
#7799
500
#517C
600
#3661
700
#2B4D
800
#1F37
900
#1423
950
#0C16

Shades

Darker variations

1#305799
2#2B4D88
3#264477
4#203A66
5#1B3055
6#162744
7#101D33
8#0B1322
9#050A11

Tints

Lighter variations

1#3D6DC0
2#517DC8
3#678DCF
4#7D9DD6
5#92AEDD
6#A8BEE4
7#BECEEA
8#D4DEF1
9#E9EFF8

Tones

Muted variations

1#3C62A5
2#42649F
3#476599
4#4D6793
5#53688D
6#596A88
7#5F6C82
8#656D7C
9#6A6F76

Usage Guidelines

Recommended use cases for each shade level

LevelColorTypical Use Cases
50
F3F6
#F3F6FB
BackgroundsSubtle highlightsCard backgrounds
100
E4EB
#E4EBF6
Light backgroundsTable row hoverSkeleton loading
200
CDD9
#CDD9EF
Secondary backgroundsInput backgroundsDividers
300
A6BC
#A6BCE3
BordersInactive statesPlaceholder text
400
7799
#7799D4
Disabled statesSecondary iconsMuted text
500
517C
#517CC8
Primary brand colorCTAsActive elementsLinks
600
3661
#3661AB
Hover statesFocus ringsPrimary buttons hover
700
2B4D
#2B4D88
Active/pressed statesDark mode accentsSecondary text
800
1F37
#1F3761
Text on light backgroundsHeadingsStrong borders
900
1423
#14233E
Primary textHigh emphasis contentDark headings
950
0C16
#0C1627
Maximum contrast textDark mode backgrounds

Export Code

Copy ready-to-use code for your project

:root {
  --steel-blue-50: #F3F6FB;
  --steel-blue-100: #E4EBF6;
  --steel-blue-200: #CDD9EF;
  --steel-blue-300: #A6BCE3;
  --steel-blue-400: #7799D4;
  --steel-blue-500: #517CC8;
  --steel-blue-600: #3661AB;
  --steel-blue-700: #2B4D88;
  --steel-blue-800: #1F3761;
  --steel-blue-900: #14233E;
  --steel-blue-950: #0C1627;
}
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