Cobalt

#034C7C

Blue

Color Codes

All color formats for development

HEX
#034C7C
RGB
rgb(3, 76, 124)
HSL
hsl(204, 95%, 25%)
OKLCH
oklch(0.404 0.102 246.1)
CMYK
cmyk(98%, 39%, 0%, 51%)

Accessibility

WCAG contrast compliance

On White Background

9.02:1

AA AAA

On Black Background

2.33:1

AA AAA
Run full accessibility check

Tailwind Scale

50-950 scale matching Tailwind CSS naming

50
#F0F9
100
#DCF1
200
#BEE4
300
#8DCF
400
#51B7
500
#1FA2
600
#0686
700
#046A
800
#034C
900
#0231
950
#011E

Shades

Darker variations

1#034470
2#033D63
3#023557
4#022E4B
5#02263E
6#011E32
7#011725
8#010F19
9#00080C

Tints

Lighter variations

1#0463A2
2#0579C7
3#0690EC
4#1FA2F9
5#45B2FA
6#6AC1FB
7#8FD1FC
8#B4E0FD
9#DAF0FE

Tones

Muted variations

1#094B76
2#0F4970
3#15486A
4#1B4764
5#21465E
6#284558
7#2E4352
8#34424C
9#3A4146

Usage Guidelines

Recommended use cases for each shade level

LevelColorTypical Use Cases
50
F0F9
#F0F9FF
BackgroundsSubtle highlightsCard backgrounds
100
DCF1
#DCF1FE
Light backgroundsTable row hoverSkeleton loading
200
BEE4
#BEE4FD
Secondary backgroundsInput backgroundsDividers
300
8DCF
#8DCFFC
BordersInactive statesPlaceholder text
400
51B7
#51B7FB
Disabled statesSecondary iconsMuted text
500
1FA2
#1FA2F9
Primary brand colorCTAsActive elementsLinks
600
0686
#0686DB
Hover statesFocus ringsPrimary buttons hover
700
046A
#046AAE
Active/pressed statesDark mode accentsSecondary text
800
034C
#034C7C
Text on light backgroundsHeadingsStrong borders
900
0231
#023150
Primary textHigh emphasis contentDark headings
950
011E
#011E32
Maximum contrast textDark mode backgrounds

Export Code

Copy ready-to-use code for your project

:root {
  --cobalt-50: #F0F9FF;
  --cobalt-100: #DCF1FE;
  --cobalt-200: #BEE4FD;
  --cobalt-300: #8DCFFC;
  --cobalt-400: #51B7FB;
  --cobalt-500: #1FA2F9;
  --cobalt-600: #0686DB;
  --cobalt-700: #046AAE;
  --cobalt-800: #034C7C;
  --cobalt-900: #023150;
  --cobalt-950: #011E32;
}
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