Steel Blue

#5B66BE

Blue

Color Codes

All color formats for development

HEX
#5B66BE
RGB
rgb(91, 102, 190)
HSL
hsl(233, 43%, 55%)
OKLCH
oklch(0.544 0.136 275.5)
CMYK
cmyk(52%, 46%, 0%, 25%)

Accessibility

WCAG contrast compliance

On White Background

5.14:1

AA AAA

On Black Background

4.09:1

AA AAA
Run full accessibility check

Tailwind Scale

50-950 scale matching Tailwind CSS naming

50
#F4F5
100
#E5E7
200
#D0D3
300
#ABB1
400
#7F88
500
#5B66
600
#404B
700
#333C
800
#242B
900
#171B
950
#0F11

Shades

Darker variations

1#4855B5
2#404BA0
3#38428C
4#303878
5#282F64
6#202650
7#181C3C
8#101328
9#080914

Tints

Lighter variations

1#6B76C4
2#7C85CB
3#8C94D1
4#9DA3D8
5#ADB3DE
6#BDC2E5
7#CED1EB
8#DEE0F2
9#EFF0F8

Tones

Muted variations

1#606AB9
2#656EB4
3#6A72AF
4#6F76AA
5#7479A5
6#797DA0
7#7D819B
8#828596
9#878891

Usage Guidelines

Recommended use cases for each shade level

LevelColorTypical Use Cases
50
F4F5
#F4F5FB
BackgroundsSubtle highlightsCard backgrounds
100
E5E7
#E5E7F5
Light backgroundsTable row hoverSkeleton loading
200
D0D3
#D0D3EC
Secondary backgroundsInput backgroundsDividers
300
ABB1
#ABB1DE
BordersInactive statesPlaceholder text
400
7F88
#7F88CC
Disabled statesSecondary iconsMuted text
500
5B66
#5B66BE
Primary brand colorCTAsActive elementsLinks
600
404B
#404BA0
Hover statesFocus ringsPrimary buttons hover
700
333C
#333C80
Active/pressed statesDark mode accentsSecondary text
800
242B
#242B5B
Text on light backgroundsHeadingsStrong borders
900
171B
#171B3A
Primary textHigh emphasis contentDark headings
950
0F11
#0F1124
Maximum contrast textDark mode backgrounds

Export Code

Copy ready-to-use code for your project

:root {
  --steel-blue-50: #F4F5FB;
  --steel-blue-100: #E5E7F5;
  --steel-blue-200: #D0D3EC;
  --steel-blue-300: #ABB1DE;
  --steel-blue-400: #7F88CC;
  --steel-blue-500: #5B66BE;
  --steel-blue-600: #404BA0;
  --steel-blue-700: #333C80;
  --steel-blue-800: #242B5B;
  --steel-blue-900: #171B3A;
  --steel-blue-950: #0F1124;
}
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