Cobalt

#031AB0

Blue

Color Codes

All color formats for development

HEX
#031AB0
RGB
rgb(3, 26, 176)
HSL
hsl(232, 97%, 35%)
OKLCH
oklch(0.361 0.224 264.6)
CMYK
cmyk(98%, 85%, 0%, 31%)

Accessibility

WCAG contrast compliance

On White Background

11.81:1

AA AAA

On Black Background

1.78:1

AA AAA
Run full accessibility check

Tailwind Scale

50-950 scale matching Tailwind CSS naming

50
#F0F2
100
#DCE0
200
#BEC6
300
#8B9B
400
#4F66
500
#1D3B
600
#0320
700
#031A
800
#0212
900
#010C
950
#0107

Shades

Darker variations

1#02179E
2#02158D
3#02127B
4#020F69
5#010D58
6#010A46
7#010835
8#010523
9#000312

Tints

Lighter variations

1#031FD0
2#0423F1
3#1A38FC
4#3B55FC
5#5C71FD
6#7C8EFD
7#9DAAFE
8#BEC6FE
9#DEE3FF

Tones

Muted variations

1#0B20A7
2#14269F
3#1D2D96
4#25338D
5#2E3A85
6#37407C
7#3F4673
8#484D6B
9#515362

Usage Guidelines

Recommended use cases for each shade level

LevelColorTypical Use Cases
50
F0F2
#F0F2FF
BackgroundsSubtle highlightsCard backgrounds
100
DCE0
#DCE0FE
Light backgroundsTable row hoverSkeleton loading
200
BEC6
#BEC6FE
Secondary backgroundsInput backgroundsDividers
300
8B9B
#8B9BFD
BordersInactive statesPlaceholder text
400
4F66
#4F66FC
Disabled statesSecondary iconsMuted text
500
1D3B
#1D3BFC
Primary brand colorCTAsActive elementsLinks
600
0320
#0320DD
Hover statesFocus ringsPrimary buttons hover
700
031A
#031AB0
Active/pressed statesDark mode accentsSecondary text
800
0212
#02127E
Text on light backgroundsHeadingsStrong borders
900
010C
#010C50
Primary textHigh emphasis contentDark headings
950
0107
#010732
Maximum contrast textDark mode backgrounds

Export Code

Copy ready-to-use code for your project

:root {
  --cobalt-50: #F0F2FF;
  --cobalt-100: #DCE0FE;
  --cobalt-200: #BEC6FE;
  --cobalt-300: #8B9BFD;
  --cobalt-400: #4F66FC;
  --cobalt-500: #1D3BFC;
  --cobalt-600: #0320DD;
  --cobalt-700: #031AB0;
  --cobalt-800: #02127E;
  --cobalt-900: #010C50;
  --cobalt-950: #010732;
}
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