Cobalt

#1C4997

Blue

Color Codes

All color formats for development

HEX
#1C4997
RGB
rgb(28, 73, 151)
HSL
hsl(218, 69%, 35%)
OKLCH
oklch(0.422 0.137 260.6)
CMYK
cmyk(81%, 52%, 0%, 41%)

Accessibility

WCAG contrast compliance

On White Background

8.57:1

AA AAA

On Black Background

2.45:1

AA AAA
Run full accessibility check

Tailwind Scale

50-950 scale matching Tailwind CSS naming

50
#F2F6
100
#E1EA
200
#C7D8
300
#9CBA
400
#6895
500
#3D77
600
#235C
700
#1C49
800
#1434
900
#0D21
950
#0815

Shades

Darker variations

1#194288
2#163A79
3#13336A
4#112C5A
5#0E244B
6#0B1D3C
7#08162D
8#060F1E
9#03070F

Tints

Lighter variations

1#2156B3
2#2664CF
3#3B76DB
4#5789E0
5#739DE5
6#8FB1EA
7#ABC4F0
8#C7D8F5
9#E3EBFA

Tones

Muted variations

1#224A91
2#284C8B
3#2E4E84
4#344F7E
5#3A5178
6#415372
7#47546C
8#4D5666
9#53585F

Usage Guidelines

Recommended use cases for each shade level

LevelColorTypical Use Cases
50
F2F6
#F2F6FD
BackgroundsSubtle highlightsCard backgrounds
100
E1EA
#E1EAF9
Light backgroundsTable row hoverSkeleton loading
200
C7D8
#C7D8F5
Secondary backgroundsInput backgroundsDividers
300
9CBA
#9CBAED
BordersInactive statesPlaceholder text
400
6895
#6895E3
Disabled statesSecondary iconsMuted text
500
3D77
#3D77DB
Primary brand colorCTAsActive elementsLinks
600
235C
#235CBE
Hover statesFocus ringsPrimary buttons hover
700
1C49
#1C4997
Active/pressed statesDark mode accentsSecondary text
800
1434
#14346C
Text on light backgroundsHeadingsStrong borders
900
0D21
#0D2145
Primary textHigh emphasis contentDark headings
950
0815
#08152B
Maximum contrast textDark mode backgrounds

Export Code

Copy ready-to-use code for your project

:root {
  --cobalt-50: #F2F6FD;
  --cobalt-100: #E1EAF9;
  --cobalt-200: #C7D8F5;
  --cobalt-300: #9CBAED;
  --cobalt-400: #6895E3;
  --cobalt-500: #3D77DB;
  --cobalt-600: #235CBE;
  --cobalt-700: #1C4997;
  --cobalt-800: #14346C;
  --cobalt-900: #0D2145;
  --cobalt-950: #08152B;
}
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