Cobalt

#223EBF

Blue

Color Codes

All color formats for development

HEX
#223EBF
RGB
rgb(34, 62, 191)
HSL
hsl(229, 70%, 44%)
OKLCH
oklch(0.438 0.203 267.1)
CMYK
cmyk(82%, 68%, 0%, 25%)

Accessibility

WCAG contrast compliance

On White Background

8.37:1

AA AAA

On Black Background

2.51:1

AA AAA
Run full accessibility check

Tailwind Scale

50-950 scale matching Tailwind CSS naming

50
#F2F4
100
#E1E5
200
#C7CF
300
#9BAA
400
#677E
500
#3C59
600
#223E
700
#1B32
800
#1323
900
#0C17
950
#080E

Shades

Darker variations

1#1E38AC
2#1B3299
3#182C86
4#142572
5#111F5F
6#0D194C
7#0A1339
8#070C26
9#030613

Tints

Lighter variations

1#2646D7
2#3D5ADD
3#556FE1
4#6D83E5
5#8698EA
6#9EADEE
7#B6C1F2
8#CED6F6
9#E7EAFB

Tones

Muted variations

1#2A43B7
2#3148AF
3#394DA7
4#41529F
5#495797
6#515C90
7#596188
8#606680
9#686B78

Usage Guidelines

Recommended use cases for each shade level

LevelColorTypical Use Cases
50
F2F4
#F2F4FD
BackgroundsSubtle highlightsCard backgrounds
100
E1E5
#E1E5FA
Light backgroundsTable row hoverSkeleton loading
200
C7CF
#C7CFF5
Secondary backgroundsInput backgroundsDividers
300
9BAA
#9BAAED
BordersInactive statesPlaceholder text
400
677E
#677EE4
Disabled statesSecondary iconsMuted text
500
3C59
#3C59DD
Primary brand colorCTAsActive elementsLinks
600
223E
#223EBF
Hover statesFocus ringsPrimary buttons hover
700
1B32
#1B3298
Active/pressed statesDark mode accentsSecondary text
800
1323
#13236C
Text on light backgroundsHeadingsStrong borders
900
0C17
#0C1745
Primary textHigh emphasis contentDark headings
950
080E
#080E2B
Maximum contrast textDark mode backgrounds

Export Code

Copy ready-to-use code for your project

:root {
  --cobalt-50: #F2F4FD;
  --cobalt-100: #E1E5FA;
  --cobalt-200: #C7CFF5;
  --cobalt-300: #9BAAED;
  --cobalt-400: #677EE4;
  --cobalt-500: #3C59DD;
  --cobalt-600: #223EBF;
  --cobalt-700: #1B3298;
  --cobalt-800: #13236C;
  --cobalt-900: #0C1745;
  --cobalt-950: #080E2B;
}
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