Cobalt

#0334B0

Blue

Color Codes

All color formats for development

HEX
#0334B0
RGB
rgb(3, 52, 176)
HSL
hsl(223, 97%, 35%)
OKLCH
oklch(0.397 0.201 263.4)
CMYK
cmyk(98%, 70%, 0%, 31%)

Accessibility

WCAG contrast compliance

On White Background

9.90:1

AA AAA

On Black Background

2.12:1

AA AAA
Run full accessibility check

Tailwind Scale

50-950 scale matching Tailwind CSS naming

50
#F0F4
100
#DCE6
200
#BED0
300
#8BAC
400
#4F80
500
#1D5C
600
#0341
700
#0334
800
#0225
900
#0118
950
#010F

Shades

Darker variations

1#022F9E
2#02298D
3#02247B
4#021F69
5#011A58
6#011546
7#011035
8#010A23
9#000512

Tints

Lighter variations

1#033DD0
2#0447F1
3#1A5AFC
4#3B72FC
5#5C89FD
6#7CA1FD
7#9DB8FE
8#BED0FE
9#DEE7FF

Tones

Muted variations

1#0B37A7
2#143B9F
3#1D3F96
4#25438D
5#2E4685
6#374A7C
7#3F4E73
8#48526B
9#515562

Usage Guidelines

Recommended use cases for each shade level

LevelColorTypical Use Cases
50
F0F4
#F0F4FF
BackgroundsSubtle highlightsCard backgrounds
100
DCE6
#DCE6FE
Light backgroundsTable row hoverSkeleton loading
200
BED0
#BED0FE
Secondary backgroundsInput backgroundsDividers
300
8BAC
#8BACFD
BordersInactive statesPlaceholder text
400
4F80
#4F80FC
Disabled statesSecondary iconsMuted text
500
1D5C
#1D5CFC
Primary brand colorCTAsActive elementsLinks
600
0341
#0341DD
Hover statesFocus ringsPrimary buttons hover
700
0334
#0334B0
Active/pressed statesDark mode accentsSecondary text
800
0225
#02257E
Text on light backgroundsHeadingsStrong borders
900
0118
#011850
Primary textHigh emphasis contentDark headings
950
010F
#010F32
Maximum contrast textDark mode backgrounds

Export Code

Copy ready-to-use code for your project

:root {
  --cobalt-50: #F0F4FF;
  --cobalt-100: #DCE6FE;
  --cobalt-200: #BED0FE;
  --cobalt-300: #8BACFD;
  --cobalt-400: #4F80FC;
  --cobalt-500: #1D5CFC;
  --cobalt-600: #0341DD;
  --cobalt-700: #0334B0;
  --cobalt-800: #02257E;
  --cobalt-900: #011850;
  --cobalt-950: #010F32;
}
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