Cobalt

#3636AB

Blue

Color Codes

All color formats for development

HEX
#3636AB
RGB
rgb(54, 54, 171)
HSL
hsl(240, 52%, 44%)
OKLCH
oklch(0.415 0.181 275.1)
CMYK
cmyk(68%, 68%, 0%, 33%)

Accessibility

WCAG contrast compliance

On White Background

9.24:1

AA AAA

On Black Background

2.27:1

AA AAA
Run full accessibility check

Tailwind Scale

50-950 scale matching Tailwind CSS naming

50
#F3F3
100
#E4E4
200
#CDCD
300
#A6A6
400
#7777
500
#5151
600
#3636
700
#2B2B
800
#1F1F
900
#1414
950
#0C0C

Shades

Darker variations

1#303099
2#2B2B88
3#262677
4#202066
5#1B1B55
6#161644
7#101033
8#0B0B22
9#050511

Tints

Lighter variations

1#3D3DC0
2#5151C8
3#6767CF
4#7D7DD6
5#9292DD
6#A8A8E4
7#BEBEEA
8#D4D4F1
9#E9E9F8

Tones

Muted variations

1#3C3CA5
2#42429F
3#474799
4#4D4D93
5#53538D
6#595988
7#5F5F82
8#65657C
9#6A6A76

Usage Guidelines

Recommended use cases for each shade level

LevelColorTypical Use Cases
50
F3F3
#F3F3FB
BackgroundsSubtle highlightsCard backgrounds
100
E4E4
#E4E4F6
Light backgroundsTable row hoverSkeleton loading
200
CDCD
#CDCDEF
Secondary backgroundsInput backgroundsDividers
300
A6A6
#A6A6E3
BordersInactive statesPlaceholder text
400
7777
#7777D4
Disabled statesSecondary iconsMuted text
500
5151
#5151C8
Primary brand colorCTAsActive elementsLinks
600
3636
#3636AB
Hover statesFocus ringsPrimary buttons hover
700
2B2B
#2B2B88
Active/pressed statesDark mode accentsSecondary text
800
1F1F
#1F1F61
Text on light backgroundsHeadingsStrong borders
900
1414
#14143E
Primary textHigh emphasis contentDark headings
950
0C0C
#0C0C27
Maximum contrast textDark mode backgrounds

Export Code

Copy ready-to-use code for your project

:root {
  --cobalt-50: #F3F3FB;
  --cobalt-100: #E4E4F6;
  --cobalt-200: #CDCDEF;
  --cobalt-300: #A6A6E3;
  --cobalt-400: #7777D4;
  --cobalt-500: #5151C8;
  --cobalt-600: #3636AB;
  --cobalt-700: #2B2B88;
  --cobalt-800: #1F1F61;
  --cobalt-900: #14143E;
  --cobalt-950: #0C0C27;
}
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