Steel Blue

#539AC6

Blue

Color Codes

All color formats for development

HEX
#539AC6
RGB
rgb(83, 154, 198)
HSL
hsl(203, 50%, 55%)
OKLCH
oklch(0.658 0.097 237.9)
CMYK
cmyk(58%, 22%, 0%, 22%)

Accessibility

WCAG contrast compliance

On White Background

3.09:1

AA AAA

On Black Background

6.81:1

AA AAA
Run full accessibility check

Tailwind Scale

50-950 scale matching Tailwind CSS naming

50
#F4F8
100
#E4EF
200
#CDE2
300
#A7CB
400
#79B0
500
#539A
600
#387D
700
#2D64
800
#2047
900
#142E
950
#0D1C

Shades

Darker variations

1#3F8DBD
2#387DA8
3#316E93
4#2A5E7E
5#234E69
6#1C3F54
7#152F3F
8#0E1F2A
9#071015

Tints

Lighter variations

1#64A4CB
2#75AED1
3#87B8D7
4#98C2DD
5#A9CCE2
6#BAD6E8
7#CBE1EE
8#DDEBF4
9#EEF5F9

Tones

Muted variations

1#5998C0
2#5E97BA
3#6496B4
4#6A94AF
5#7093A9
6#7592A3
7#7B909D
8#818F98
9#878E92

Usage Guidelines

Recommended use cases for each shade level

LevelColorTypical Use Cases
50
F4F8
#F4F8FB
BackgroundsSubtle highlightsCard backgrounds
100
E4EF
#E4EFF6
Light backgroundsTable row hoverSkeleton loading
200
CDE2
#CDE2EE
Secondary backgroundsInput backgroundsDividers
300
A7CB
#A7CBE2
BordersInactive statesPlaceholder text
400
79B0
#79B0D2
Disabled statesSecondary iconsMuted text
500
539A
#539AC6
Primary brand colorCTAsActive elementsLinks
600
387D
#387DA8
Hover statesFocus ringsPrimary buttons hover
700
2D64
#2D6486
Active/pressed statesDark mode accentsSecondary text
800
2047
#204760
Text on light backgroundsHeadingsStrong borders
900
142E
#142E3D
Primary textHigh emphasis contentDark headings
950
0D1C
#0D1C26
Maximum contrast textDark mode backgrounds

Export Code

Copy ready-to-use code for your project

:root {
  --steel-blue-50: #F4F8FB;
  --steel-blue-100: #E4EFF6;
  --steel-blue-200: #CDE2EE;
  --steel-blue-300: #A7CBE2;
  --steel-blue-400: #79B0D2;
  --steel-blue-500: #539AC6;
  --steel-blue-600: #387DA8;
  --steel-blue-700: #2D6486;
  --steel-blue-800: #204760;
  --steel-blue-900: #142E3D;
  --steel-blue-950: #0D1C26;
}
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