Steel Blue

#378BA9

Blue

Color Codes

All color formats for development

HEX
#378BA9
RGB
rgb(55, 139, 169)
HSL
hsl(196, 51%, 44%)
OKLCH
oklch(0.599 0.092 225.2)
CMYK
cmyk(67%, 18%, 0%, 34%)

Accessibility

WCAG contrast compliance

On White Background

3.87:1

AA AAA

On Black Background

5.43:1

AA AAA
Run full accessibility check

Tailwind Scale

50-950 scale matching Tailwind CSS naming

50
#F3F9
100
#E4F1
200
#CDE6
300
#A6D2
400
#78BB
500
#52A8
600
#378B
700
#2C6E
800
#1F4F
900
#1433
950
#0C20

Shades

Darker variations

1#317D98
2#2C6F88
3#266177
4#215366
5#1B4555
6#163844
7#102A33
8#0B1C22
9#050E11

Tints

Lighter variations

1#3E9DBF
2#52A8C7
3#68B3CE
4#7EBED5
5#93C9DC
6#A9D3E3
7#BEDEEA
8#D4E9F1
9#E9F4F8

Tones

Muted variations

1#3D88A4
2#42869E
3#488398
4#4E8093
5#547E8D
6#597B87
7#5F7881
8#65767C
9#6A7376

Usage Guidelines

Recommended use cases for each shade level

LevelColorTypical Use Cases
50
F3F9
#F3F9FB
BackgroundsSubtle highlightsCard backgrounds
100
E4F1
#E4F1F6
Light backgroundsTable row hoverSkeleton loading
200
CDE6
#CDE6EF
Secondary backgroundsInput backgroundsDividers
300
A6D2
#A6D2E2
BordersInactive statesPlaceholder text
400
78BB
#78BBD3
Disabled statesSecondary iconsMuted text
500
52A8
#52A8C7
Primary brand colorCTAsActive elementsLinks
600
378B
#378BA9
Hover statesFocus ringsPrimary buttons hover
700
2C6E
#2C6E87
Active/pressed statesDark mode accentsSecondary text
800
1F4F
#1F4F60
Text on light backgroundsHeadingsStrong borders
900
1433
#14333E
Primary textHigh emphasis contentDark headings
950
0C20
#0C2027
Maximum contrast textDark mode backgrounds

Export Code

Copy ready-to-use code for your project

:root {
  --steel-blue-50: #F3F9FB;
  --steel-blue-100: #E4F1F6;
  --steel-blue-200: #CDE6EF;
  --steel-blue-300: #A6D2E2;
  --steel-blue-400: #78BBD3;
  --steel-blue-500: #52A8C7;
  --steel-blue-600: #378BA9;
  --steel-blue-700: #2C6E87;
  --steel-blue-800: #1F4F60;
  --steel-blue-900: #14333E;
  --steel-blue-950: #0C2027;
}
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