Steel Blue

#557EC3

Blue

Color Codes

All color formats for development

HEX
#557EC3
RGB
rgb(85, 126, 195)
HSL
hsl(218, 48%, 55%)
OKLCH
oklch(0.594 0.116 260.3)
CMYK
cmyk(56%, 35%, 0%, 24%)

Accessibility

WCAG contrast compliance

On White Background

4.07:1

AA AAA

On Black Background

5.16:1

AA AAA
Run full accessibility check

Tailwind Scale

50-950 scale matching Tailwind CSS naming

50
#F4F6
100
#E5EB
200
#CEDA
300
#A8BD
400
#7B9A
500
#557E
600
#3A62
700
#2E4E
800
#2138
900
#1524
950
#0D16

Shades

Darker variations

1#426EBB
2#3A62A6
3#335691
4#2C497D
5#243D68
6#1D3153
7#16253E
8#0F182A
9#070C15

Tints

Lighter variations

1#668BC9
2#7797CF
3#88A4D5
4#99B1DB
5#AABEE1
6#BBCBE7
7#CCD8ED
8#DDE5F3
9#EEF2F9

Tones

Muted variations

1#5B7FBE
2#6080B8
3#6682B3
4#6B83AD
5#7185A8
6#7686A2
7#7C889D
8#818997
9#878B92

Usage Guidelines

Recommended use cases for each shade level

LevelColorTypical Use Cases
50
F4F6
#F4F6FB
BackgroundsSubtle highlightsCard backgrounds
100
E5EB
#E5EBF6
Light backgroundsTable row hoverSkeleton loading
200
CEDA
#CEDAEE
Secondary backgroundsInput backgroundsDividers
300
A8BD
#A8BDE1
BordersInactive statesPlaceholder text
400
7B9A
#7B9AD1
Disabled statesSecondary iconsMuted text
500
557E
#557EC3
Primary brand colorCTAsActive elementsLinks
600
3A62
#3A62A6
Hover statesFocus ringsPrimary buttons hover
700
2E4E
#2E4E84
Active/pressed statesDark mode accentsSecondary text
800
2138
#21385E
Text on light backgroundsHeadingsStrong borders
900
1524
#15243C
Primary textHigh emphasis contentDark headings
950
0D16
#0D1626
Maximum contrast textDark mode backgrounds

Export Code

Copy ready-to-use code for your project

:root {
  --steel-blue-50: #F4F6FB;
  --steel-blue-100: #E5EBF6;
  --steel-blue-200: #CEDAEE;
  --steel-blue-300: #A8BDE1;
  --steel-blue-400: #7B9AD1;
  --steel-blue-500: #557EC3;
  --steel-blue-600: #3A62A6;
  --steel-blue-700: #2E4E84;
  --steel-blue-800: #21385E;
  --steel-blue-900: #15243C;
  --steel-blue-950: #0D1626;
}
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