Cobalt

#1C4797

Blue

Color Codes

All color formats for development

HEX
#1C4797
RGB
rgb(28, 71, 151)
HSL
hsl(219, 69%, 35%)
OKLCH
oklch(0.417 0.14 261.4)
CMYK
cmyk(81%, 53%, 0%, 41%)

Accessibility

WCAG contrast compliance

On White Background

8.76:1

AA AAA

On Black Background

2.40:1

AA AAA
Run full accessibility check

Tailwind Scale

50-950 scale matching Tailwind CSS naming

50
#F2F6
100
#E1E9
200
#C7D7
300
#9CB8
400
#6893
500
#3D74
600
#2359
700
#1C47
800
#1433
900
#0D20
950
#0814

Shades

Darker variations

1#194088
2#163979
3#13326A
4#112A5A
5#0E234B
6#0B1C3C
7#08152D
8#060E1E
9#03070F

Tints

Lighter variations

1#2154B3
2#2661CF
3#3B73DB
4#5787E0
5#739BE5
6#8FAFEA
7#ABC3F0
8#C7D7F5
9#E3EBFA

Tones

Muted variations

1#224991
2#284A8B
3#2E4C84
4#344E7E
5#3A5078
6#415272
7#47546C
8#4D5666
9#53575F

Usage Guidelines

Recommended use cases for each shade level

LevelColorTypical Use Cases
50
F2F6
#F2F6FD
BackgroundsSubtle highlightsCard backgrounds
100
E1E9
#E1E9F9
Light backgroundsTable row hoverSkeleton loading
200
C7D7
#C7D7F5
Secondary backgroundsInput backgroundsDividers
300
9CB8
#9CB8ED
BordersInactive statesPlaceholder text
400
6893
#6893E3
Disabled statesSecondary iconsMuted text
500
3D74
#3D74DB
Primary brand colorCTAsActive elementsLinks
600
2359
#2359BE
Hover statesFocus ringsPrimary buttons hover
700
1C47
#1C4797
Active/pressed statesDark mode accentsSecondary text
800
1433
#14336C
Text on light backgroundsHeadingsStrong borders
900
0D20
#0D2045
Primary textHigh emphasis contentDark headings
950
0814
#08142B
Maximum contrast textDark mode backgrounds

Export Code

Copy ready-to-use code for your project

:root {
  --cobalt-50: #F2F6FD;
  --cobalt-100: #E1E9F9;
  --cobalt-200: #C7D7F5;
  --cobalt-300: #9CB8ED;
  --cobalt-400: #6893E3;
  --cobalt-500: #3D74DB;
  --cobalt-600: #2359BE;
  --cobalt-700: #1C4797;
  --cobalt-800: #14336C;
  --cobalt-900: #0D2045;
  --cobalt-950: #08142B;
}
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