Steel Blue

#427E9E

Blue

Color Codes

All color formats for development

HEX
#427E9E
RGB
rgb(66, 126, 158)
HSL
hsl(201, 41%, 44%)
OKLCH
oklch(0.566 0.08 233.9)
CMYK
cmyk(58%, 20%, 0%, 38%)

Accessibility

WCAG contrast compliance

On White Background

4.46:1

AA AAA

On Black Background

4.71:1

AA AAA
Run full accessibility check

Tailwind Scale

50-950 scale matching Tailwind CSS naming

50
#F4F8
100
#E6EF
200
#D0E2
300
#ACCC
400
#81B1
500
#5D9A
600
#427E
700
#3564
800
#2648
900
#182E
950
#0F1D

Shades

Darker variations

1#3C718E
2#35657F
3#2E586F
4#284C5F
5#213F4F
6#1A323F
7#14262F
8#0D1920
9#070D10

Tints

Lighter variations

1#4B8EB2
2#5E9BBC
3#72A7C4
4#86B4CC
5#9AC0D5
6#AECDDD
7#C3D9E6
8#D7E6EE
9#EBF2F7

Tones

Muted variations

1#477D9A
2#4B7B95
3#507A90
4#55788C
5#597787
6#5E7683
7#62747E
8#677379
9#6C7275

Usage Guidelines

Recommended use cases for each shade level

LevelColorTypical Use Cases
50
F4F8
#F4F8FA
BackgroundsSubtle highlightsCard backgrounds
100
E6EF
#E6EFF4
Light backgroundsTable row hoverSkeleton loading
200
D0E2
#D0E2EB
Secondary backgroundsInput backgroundsDividers
300
ACCC
#ACCCDC
BordersInactive statesPlaceholder text
400
81B1
#81B1CA
Disabled statesSecondary iconsMuted text
500
5D9A
#5D9ABB
Primary brand colorCTAsActive elementsLinks
600
427E
#427E9E
Hover statesFocus ringsPrimary buttons hover
700
3564
#35647E
Active/pressed statesDark mode accentsSecondary text
800
2648
#26485A
Text on light backgroundsHeadingsStrong borders
900
182E
#182E3A
Primary textHigh emphasis contentDark headings
950
0F1D
#0F1D24
Maximum contrast textDark mode backgrounds

Export Code

Copy ready-to-use code for your project

:root {
  --steel-blue-50: #F4F8FA;
  --steel-blue-100: #E6EFF4;
  --steel-blue-200: #D0E2EB;
  --steel-blue-300: #ACCCDC;
  --steel-blue-400: #81B1CA;
  --steel-blue-500: #5D9ABB;
  --steel-blue-600: #427E9E;
  --steel-blue-700: #35647E;
  --steel-blue-800: #26485A;
  --steel-blue-900: #182E3A;
  --steel-blue-950: #0F1D24;
}
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