Cobalt

#05387A

Blue

Color Codes

All color formats for development

HEX
#05387A
RGB
rgb(5, 56, 122)
HSL
hsl(214, 92%, 25%)
OKLCH
oklch(0.353 0.123 257.9)
CMYK
cmyk(96%, 54%, 0%, 52%)

Accessibility

WCAG contrast compliance

On White Background

11.33:1

AA AAA

On Black Background

1.85:1

AA AAA
Run full accessibility check

Tailwind Scale

50-950 scale matching Tailwind CSS naming

50
#F0F6
100
#DDEB
200
#BFDA
300
#8EBD
400
#549B
500
#237E
600
#0962
700
#074E
800
#0538
900
#0324
950
#0216

Shades

Darker variations

1#05326E
2#042D62
3#042756
4#032249
5#031C3D
6#021631
7#021125
8#010B18
9#01060C

Tints

Lighter variations

1#07499F
2#0859C4
3#0A6AE9
4#237EF6
5#4794F7
6#6CA9F9
7#91BFFA
8#B6D4FC
9#DAEAFD

Tones

Muted variations

1#0B3975
2#11396F
3#173A69
4#1D3B63
5#223C5D
6#283D57
7#2E3D51
8#343E4B
9#3A3F46

Usage Guidelines

Recommended use cases for each shade level

LevelColorTypical Use Cases
50
F0F6
#F0F6FE
BackgroundsSubtle highlightsCard backgrounds
100
DDEB
#DDEBFE
Light backgroundsTable row hoverSkeleton loading
200
BFDA
#BFDAFC
Secondary backgroundsInput backgroundsDividers
300
8EBD
#8EBDFA
BordersInactive statesPlaceholder text
400
549B
#549BF8
Disabled statesSecondary iconsMuted text
500
237E
#237EF6
Primary brand colorCTAsActive elementsLinks
600
0962
#0962D7
Hover statesFocus ringsPrimary buttons hover
700
074E
#074EAB
Active/pressed statesDark mode accentsSecondary text
800
0538
#05387A
Text on light backgroundsHeadingsStrong borders
900
0324
#03244E
Primary textHigh emphasis contentDark headings
950
0216
#021631
Maximum contrast textDark mode backgrounds

Export Code

Copy ready-to-use code for your project

:root {
  --cobalt-50: #F0F6FE;
  --cobalt-100: #DDEBFE;
  --cobalt-200: #BFDAFC;
  --cobalt-300: #8EBDFA;
  --cobalt-400: #549BF8;
  --cobalt-500: #237EF6;
  --cobalt-600: #0962D7;
  --cobalt-700: #074EAB;
  --cobalt-800: #05387A;
  --cobalt-900: #03244E;
  --cobalt-950: #021631;
}
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