Cobalt

#3642AB

Blue

Color Codes

All color formats for development

HEX
#3642AB
RGB
rgb(54, 66, 171)
HSL
hsl(234, 52%, 44%)
OKLCH
oklch(0.436 0.167 272.4)
CMYK
cmyk(68%, 61%, 0%, 33%)

Accessibility

WCAG contrast compliance

On White Background

8.32:1

AA AAA

On Black Background

2.52:1

AA AAA
Run full accessibility check

Tailwind Scale

50-950 scale matching Tailwind CSS naming

50
#F3F4
100
#E4E6
200
#CDD0
300
#A6AC
400
#7781
500
#515D
600
#3642
700
#2B34
800
#1F25
900
#1418
950
#0C0F

Shades

Darker variations

1#303B99
2#2B3488
3#262E77
4#202766
5#1B2155
6#161A44
7#101433
8#0B0D22
9#050711

Tints

Lighter variations

1#3D4AC0
2#515DC8
3#6771CF
4#7D86D6
5#929ADD
6#A8AEE4
7#BEC2EA
8#D4D7F1
9#E9EBF8

Tones

Muted variations

1#3C46A5
2#424B9F
3#475099
4#4D5493
5#53598D
6#595E88
7#5F6282
8#65677C
9#6A6C76

Usage Guidelines

Recommended use cases for each shade level

LevelColorTypical Use Cases
50
F3F4
#F3F4FB
BackgroundsSubtle highlightsCard backgrounds
100
E4E6
#E4E6F6
Light backgroundsTable row hoverSkeleton loading
200
CDD0
#CDD0EF
Secondary backgroundsInput backgroundsDividers
300
A6AC
#A6ACE3
BordersInactive statesPlaceholder text
400
7781
#7781D4
Disabled statesSecondary iconsMuted text
500
515D
#515DC8
Primary brand colorCTAsActive elementsLinks
600
3642
#3642AB
Hover statesFocus ringsPrimary buttons hover
700
2B34
#2B3488
Active/pressed statesDark mode accentsSecondary text
800
1F25
#1F2561
Text on light backgroundsHeadingsStrong borders
900
1418
#14183E
Primary textHigh emphasis contentDark headings
950
0C0F
#0C0F27
Maximum contrast textDark mode backgrounds

Export Code

Copy ready-to-use code for your project

:root {
  --cobalt-50: #F3F4FB;
  --cobalt-100: #E4E6F6;
  --cobalt-200: #CDD0EF;
  --cobalt-300: #A6ACE3;
  --cobalt-400: #7781D4;
  --cobalt-500: #515DC8;
  --cobalt-600: #3642AB;
  --cobalt-700: #2B3488;
  --cobalt-800: #1F2561;
  --cobalt-900: #14183E;
  --cobalt-950: #0C0F27;
}
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