Cobalt

#0328B0

Blue

Color Codes

All color formats for development

HEX
#0328B0
RGB
rgb(3, 40, 176)
HSL
hsl(227, 97%, 35%)
OKLCH
oklch(0.378 0.213 264.2)
CMYK
cmyk(98%, 77%, 0%, 31%)

Accessibility

WCAG contrast compliance

On White Background

10.86:1

AA AAA

On Black Background

1.93:1

AA AAA
Run full accessibility check

Tailwind Scale

50-950 scale matching Tailwind CSS naming

50
#F0F3
100
#DCE3
200
#BECC
300
#8BA4
400
#4F75
500
#1D4D
600
#0333
700
#0328
800
#021D
900
#0112
950
#010B

Shades

Darker variations

1#02249E
2#02208D
3#021C7B
4#021869
5#011458
6#011046
7#010C35
8#010823
9#000412

Tints

Lighter variations

1#0330D0
2#0437F1
3#1A4BFC
4#3B65FC
5#5C7FFD
6#7C98FD
7#9DB2FE
8#BECCFE
9#DEE5FF

Tones

Muted variations

1#0B2DA7
2#14329F
3#1D3796
4#253C8D
5#2E4185
6#37467C
7#3F4B73
8#484F6B
9#515462

Usage Guidelines

Recommended use cases for each shade level

LevelColorTypical Use Cases
50
F0F3
#F0F3FF
BackgroundsSubtle highlightsCard backgrounds
100
DCE3
#DCE3FE
Light backgroundsTable row hoverSkeleton loading
200
BECC
#BECCFE
Secondary backgroundsInput backgroundsDividers
300
8BA4
#8BA4FD
BordersInactive statesPlaceholder text
400
4F75
#4F75FC
Disabled statesSecondary iconsMuted text
500
1D4D
#1D4DFC
Primary brand colorCTAsActive elementsLinks
600
0333
#0333DD
Hover statesFocus ringsPrimary buttons hover
700
0328
#0328B0
Active/pressed statesDark mode accentsSecondary text
800
021D
#021D7E
Text on light backgroundsHeadingsStrong borders
900
0112
#011250
Primary textHigh emphasis contentDark headings
950
010B
#010B32
Maximum contrast textDark mode backgrounds

Export Code

Copy ready-to-use code for your project

:root {
  --cobalt-50: #F0F3FF;
  --cobalt-100: #DCE3FE;
  --cobalt-200: #BECCFE;
  --cobalt-300: #8BA4FD;
  --cobalt-400: #4F75FC;
  --cobalt-500: #1D4DFC;
  --cobalt-600: #0333DD;
  --cobalt-700: #0328B0;
  --cobalt-800: #021D7E;
  --cobalt-900: #011250;
  --cobalt-950: #010B32;
}
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