Steel Blue

#558EC3

Blue

Color Codes

All color formats for development

HEX
#558EC3
RGB
rgb(85, 142, 195)
HSL
hsl(209, 48%, 55%)
OKLCH
oklch(0.63 0.1 248)
CMYK
cmyk(56%, 27%, 0%, 24%)

Accessibility

WCAG contrast compliance

On White Background

3.47:1

AA AAA

On Black Background

6.04:1

AA AAA
Run full accessibility check

Tailwind Scale

50-950 scale matching Tailwind CSS naming

50
#F4F7
100
#E5ED
200
#CEDE
300
#A8C5
400
#7BA7
500
#558E
600
#3A72
700
#2E5B
800
#2141
900
#1529
950
#0D1A

Shades

Darker variations

1#4280BB
2#3A72A6
3#336491
4#2C557D
5#244768
6#1D3953
7#162B3E
8#0F1C2A
9#070E15

Tints

Lighter variations

1#6699C9
2#77A5CF
3#88B0D5
4#99BBDB
5#AAC7E1
6#BBD2E7
7#CCDDED
8#DDE8F3
9#EEF4F9

Tones

Muted variations

1#5B8EBE
2#608EB8
3#668EB3
4#6B8DAD
5#718DA8
6#768DA2
7#7C8D9D
8#818D97
9#878C92

Usage Guidelines

Recommended use cases for each shade level

LevelColorTypical Use Cases
50
F4F7
#F4F7FB
BackgroundsSubtle highlightsCard backgrounds
100
E5ED
#E5EDF6
Light backgroundsTable row hoverSkeleton loading
200
CEDE
#CEDEEE
Secondary backgroundsInput backgroundsDividers
300
A8C5
#A8C5E1
BordersInactive statesPlaceholder text
400
7BA7
#7BA7D1
Disabled statesSecondary iconsMuted text
500
558E
#558EC3
Primary brand colorCTAsActive elementsLinks
600
3A72
#3A72A6
Hover statesFocus ringsPrimary buttons hover
700
2E5B
#2E5B84
Active/pressed statesDark mode accentsSecondary text
800
2141
#21415E
Text on light backgroundsHeadingsStrong borders
900
1529
#15293C
Primary textHigh emphasis contentDark headings
950
0D1A
#0D1A26
Maximum contrast textDark mode backgrounds

Export Code

Copy ready-to-use code for your project

:root {
  --steel-blue-50: #F4F7FB;
  --steel-blue-100: #E5EDF6;
  --steel-blue-200: #CEDEEE;
  --steel-blue-300: #A8C5E1;
  --steel-blue-400: #7BA7D1;
  --steel-blue-500: #558EC3;
  --steel-blue-600: #3A72A6;
  --steel-blue-700: #2E5B84;
  --steel-blue-800: #21415E;
  --steel-blue-900: #15293C;
  --steel-blue-950: #0D1A26;
}
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