Steel Blue

#43729D

Blue

Color Codes

All color formats for development

HEX
#43729D
RGB
rgb(67, 114, 157)
HSL
hsl(209, 40%, 44%)
OKLCH
oklch(0.537 0.085 247.6)
CMYK
cmyk(57%, 27%, 0%, 38%)

Accessibility

WCAG contrast compliance

On White Background

5.08:1

AA AAA

On Black Background

4.13:1

AA AAA
Run full accessibility check

Tailwind Scale

50-950 scale matching Tailwind CSS naming

50
#F4F7
100
#E6ED
200
#D1DE
300
#ADC5
400
#82A7
500
#5E8E
600
#4372
700
#365A
800
#2641
900
#1829
950
#0F1A

Shades

Darker variations

1#3D668D
2#365B7E
3#2F506E
4#28445E
5#22394F
6#1B2D3F
7#14222F
8#0D171F
9#070B10

Tints

Lighter variations

1#4C80B1
2#5F8EBA
3#739CC3
4#87AACC
5#9BB9D4
6#AFC7DD
7#C3D5E5
8#D7E3EE
9#EBF1F6

Tones

Muted variations

1#487299
2#4C7194
3#517190
4#55718B
5#5A7187
6#5E7182
7#63717E
8#677079
9#6C7075

Usage Guidelines

Recommended use cases for each shade level

LevelColorTypical Use Cases
50
F4F7
#F4F7FA
BackgroundsSubtle highlightsCard backgrounds
100
E6ED
#E6EDF4
Light backgroundsTable row hoverSkeleton loading
200
D1DE
#D1DEEB
Secondary backgroundsInput backgroundsDividers
300
ADC5
#ADC5DC
BordersInactive statesPlaceholder text
400
82A7
#82A7C9
Disabled statesSecondary iconsMuted text
500
5E8E
#5E8EBA
Primary brand colorCTAsActive elementsLinks
600
4372
#43729D
Hover statesFocus ringsPrimary buttons hover
700
365A
#365A7D
Active/pressed statesDark mode accentsSecondary text
800
2641
#264159
Text on light backgroundsHeadingsStrong borders
900
1829
#182939
Primary textHigh emphasis contentDark headings
950
0F1A
#0F1A24
Maximum contrast textDark mode backgrounds

Export Code

Copy ready-to-use code for your project

:root {
  --steel-blue-50: #F4F7FA;
  --steel-blue-100: #E6EDF4;
  --steel-blue-200: #D1DEEB;
  --steel-blue-300: #ADC5DC;
  --steel-blue-400: #82A7C9;
  --steel-blue-500: #5E8EBA;
  --steel-blue-600: #43729D;
  --steel-blue-700: #365A7D;
  --steel-blue-800: #264159;
  --steel-blue-900: #182939;
  --steel-blue-950: #0F1A24;
}
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