Cobalt

#343CAD

Blue

Color Codes

All color formats for development

HEX
#343CAD
RGB
rgb(52, 60, 173)
HSL
hsl(236, 54%, 44%)
OKLCH
oklch(0.426 0.177 273)
CMYK
cmyk(70%, 65%, 0%, 32%)

Accessibility

WCAG contrast compliance

On White Background

8.77:1

AA AAA

On Black Background

2.40:1

AA AAA
Run full accessibility check

Tailwind Scale

50-950 scale matching Tailwind CSS naming

50
#F3F4
100
#E4E5
200
#CCCE
300
#A5A9
400
#767C
500
#4E57
600
#343C
700
#292F
800
#1D22
900
#1316
950
#0C0E

Shades

Darker variations

1#2E369C
2#29308A
3#242A79
4#1F2468
5#1A1E56
6#151845
7#0F1234
8#0A0C23
9#050611

Tints

Lighter variations

1#3A43C3
2#4F57CA
3#656CD1
4#7B81D8
5#9196DE
6#A7ABE5
7#BDC0EB
8#D3D5F2
9#E9EAF8

Tones

Muted variations

1#3A41A7
2#4046A1
3#464B9B
4#4C5195
5#52568E
6#585B88
7#5E6082
8#64667C
9#6A6B76

Usage Guidelines

Recommended use cases for each shade level

LevelColorTypical Use Cases
50
F3F4
#F3F4FB
BackgroundsSubtle highlightsCard backgrounds
100
E4E5
#E4E5F7
Light backgroundsTable row hoverSkeleton loading
200
CCCE
#CCCEF0
Secondary backgroundsInput backgroundsDividers
300
A5A9
#A5A9E4
BordersInactive statesPlaceholder text
400
767C
#767CD6
Disabled statesSecondary iconsMuted text
500
4E57
#4E57CA
Primary brand colorCTAsActive elementsLinks
600
343C
#343CAD
Hover statesFocus ringsPrimary buttons hover
700
292F
#292F89
Active/pressed statesDark mode accentsSecondary text
800
1D22
#1D2262
Text on light backgroundsHeadingsStrong borders
900
1316
#13163F
Primary textHigh emphasis contentDark headings
950
0C0E
#0C0E27
Maximum contrast textDark mode backgrounds

Export Code

Copy ready-to-use code for your project

:root {
  --cobalt-50: #F3F4FB;
  --cobalt-100: #E4E5F7;
  --cobalt-200: #CCCEF0;
  --cobalt-300: #A5A9E4;
  --cobalt-400: #767CD6;
  --cobalt-500: #4E57CA;
  --cobalt-600: #343CAD;
  --cobalt-700: #292F89;
  --cobalt-800: #1D2262;
  --cobalt-900: #13163F;
  --cobalt-950: #0C0E27;
}
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