Cobalt

#213291

Blue

Color Codes

All color formats for development

HEX
#213291
RGB
rgb(33, 50, 145)
HSL
hsl(231, 63%, 35%)
OKLCH
oklch(0.371 0.157 269.1)
CMYK
cmyk(77%, 66%, 0%, 43%)

Accessibility

WCAG contrast compliance

On White Background

10.88:1

AA AAA

On Black Background

1.93:1

AA AAA
Run full accessibility check

Tailwind Scale

50-950 scale matching Tailwind CSS naming

50
#F3F4
100
#E2E5
200
#C9CF
300
#9FAA
400
#6E7E
500
#445A
600
#2A3F
700
#2132
800
#1824
900
#0F17
950
#090E

Shades

Darker variations

1#1E2D83
2#1A2874
3#172366
4#141E57
5#111949
6#0D143A
7#0A0F2C
8#070A1D
9#03050F

Tints

Lighter variations

1#273BAC
2#2D44C8
3#4258D4
4#5D70DA
5#7888E0
6#939FE6
7#AEB7ED
8#C9CFF3
9#E4E7F9

Tones

Muted variations

1#27368C
2#2C3A86
3#323E81
4#38427B
5#3D4675
6#434A70
7#484D6A
8#4E5164
9#54555F

Usage Guidelines

Recommended use cases for each shade level

LevelColorTypical Use Cases
50
F3F4
#F3F4FC
BackgroundsSubtle highlightsCard backgrounds
100
E2E5
#E2E5F8
Light backgroundsTable row hoverSkeleton loading
200
C9CF
#C9CFF3
Secondary backgroundsInput backgroundsDividers
300
9FAA
#9FAAE9
BordersInactive statesPlaceholder text
400
6E7E
#6E7EDE
Disabled statesSecondary iconsMuted text
500
445A
#445AD5
Primary brand colorCTAsActive elementsLinks
600
2A3F
#2A3FB7
Hover statesFocus ringsPrimary buttons hover
700
2132
#213291
Active/pressed statesDark mode accentsSecondary text
800
1824
#182468
Text on light backgroundsHeadingsStrong borders
900
0F17
#0F1743
Primary textHigh emphasis contentDark headings
950
090E
#090E2A
Maximum contrast textDark mode backgrounds

Export Code

Copy ready-to-use code for your project

:root {
  --cobalt-50: #F3F4FC;
  --cobalt-100: #E2E5F8;
  --cobalt-200: #C9CFF3;
  --cobalt-300: #9FAAE9;
  --cobalt-400: #6E7EDE;
  --cobalt-500: #445AD5;
  --cobalt-600: #2A3FB7;
  --cobalt-700: #213291;
  --cobalt-800: #182468;
  --cobalt-900: #0F1743;
  --cobalt-950: #090E2A;
}
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