Steel Blue

#558AC3

Blue

Color Codes

All color formats for development

HEX
#558AC3
RGB
rgb(85, 138, 195)
HSL
hsl(211, 48%, 55%)
OKLCH
oklch(0.621 0.104 251.4)
CMYK
cmyk(56%, 29%, 0%, 24%)

Accessibility

WCAG contrast compliance

On White Background

3.61:1

AA AAA

On Black Background

5.81:1

AA AAA
Run full accessibility check

Tailwind Scale

50-950 scale matching Tailwind CSS naming

50
#F4F7
100
#E5ED
200
#CEDD
300
#A8C3
400
#7BA4
500
#558A
600
#3A6E
700
#2E58
800
#213F
900
#1528
950
#0D19

Shades

Darker variations

1#427CBB
2#3A6EA6
3#336191
4#2C537D
5#244568
6#1D3753
7#16293E
8#0F1C2A
9#070E15

Tints

Lighter variations

1#6696C9
2#77A2CF
3#88ADD5
4#99B9DB
5#AAC5E1
6#BBD0E7
7#CCDCED
8#DDE8F3
9#EEF3F9

Tones

Muted variations

1#5B8BBE
2#608BB8
3#668BB3
4#6B8BAD
5#718BA8
6#768CA2
7#7C8C9D
8#818C97
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
CEDD
#CEDDEE
Secondary backgroundsInput backgroundsDividers
300
A8C3
#A8C3E1
BordersInactive statesPlaceholder text
400
7BA4
#7BA4D1
Disabled statesSecondary iconsMuted text
500
558A
#558AC3
Primary brand colorCTAsActive elementsLinks
600
3A6E
#3A6EA6
Hover statesFocus ringsPrimary buttons hover
700
2E58
#2E5884
Active/pressed statesDark mode accentsSecondary text
800
213F
#213F5E
Text on light backgroundsHeadingsStrong borders
900
1528
#15283C
Primary textHigh emphasis contentDark headings
950
0D19
#0D1926
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: #CEDDEE;
  --steel-blue-300: #A8C3E1;
  --steel-blue-400: #7BA4D1;
  --steel-blue-500: #558AC3;
  --steel-blue-600: #3A6EA6;
  --steel-blue-700: #2E5884;
  --steel-blue-800: #213F5E;
  --steel-blue-900: #15283C;
  --steel-blue-950: #0D1926;
}
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