Steel Blue

#557AC3

Blue

Color Codes

All color formats for development

HEX
#557AC3
RGB
rgb(85, 122, 195)
HSL
hsl(220, 48%, 55%)
OKLCH
oklch(0.586 0.12 262.9)
CMYK
cmyk(56%, 37%, 0%, 24%)

Accessibility

WCAG contrast compliance

On White Background

4.24:1

AA AAA

On Black Background

4.96:1

AA AAA
Run full accessibility check

Tailwind Scale

50-950 scale matching Tailwind CSS naming

50
#F4F6
100
#E5EA
200
#CED9
300
#A8BB
400
#7B97
500
#557A
600
#3A5E
700
#2E4B
800
#2136
900
#1522
950
#0D15

Shades

Darker variations

1#426ABB
2#3A5EA6
3#335291
4#2C477D
5#243B68
6#1D2F53
7#16233E
8#0F182A
9#070C15

Tints

Lighter variations

1#6687C9
2#7795CF
3#88A2D5
4#99AFDB
5#AABCE1
6#BBCAE7
7#CCD7ED
8#DDE4F3
9#EEF2F9

Tones

Muted variations

1#5B7CBE
2#607EB8
3#667FB3
4#6B81AD
5#7183A8
6#7685A2
7#7C879D
8#818997
9#878A92

Usage Guidelines

Recommended use cases for each shade level

LevelColorTypical Use Cases
50
F4F6
#F4F6FB
BackgroundsSubtle highlightsCard backgrounds
100
E5EA
#E5EAF6
Light backgroundsTable row hoverSkeleton loading
200
CED9
#CED9EE
Secondary backgroundsInput backgroundsDividers
300
A8BB
#A8BBE1
BordersInactive statesPlaceholder text
400
7B97
#7B97D1
Disabled statesSecondary iconsMuted text
500
557A
#557AC3
Primary brand colorCTAsActive elementsLinks
600
3A5E
#3A5EA6
Hover statesFocus ringsPrimary buttons hover
700
2E4B
#2E4B84
Active/pressed statesDark mode accentsSecondary text
800
2136
#21365E
Text on light backgroundsHeadingsStrong borders
900
1522
#15223C
Primary textHigh emphasis contentDark headings
950
0D15
#0D1526
Maximum contrast textDark mode backgrounds

Export Code

Copy ready-to-use code for your project

:root {
  --steel-blue-50: #F4F6FB;
  --steel-blue-100: #E5EAF6;
  --steel-blue-200: #CED9EE;
  --steel-blue-300: #A8BBE1;
  --steel-blue-400: #7B97D1;
  --steel-blue-500: #557AC3;
  --steel-blue-600: #3A5EA6;
  --steel-blue-700: #2E4B84;
  --steel-blue-800: #21365E;
  --steel-blue-900: #15223C;
  --steel-blue-950: #0D1526;
}
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