Cobalt

#18239A

Blue

Color Codes

All color formats for development

HEX
#18239A
RGB
rgb(24, 35, 154)
HSL
hsl(235, 73%, 35%)
OKLCH
oklch(0.351 0.187 268.4)
CMYK
cmyk(84%, 77%, 0%, 40%)

Accessibility

WCAG contrast compliance

On White Background

12.03:1

AA AAA

On Black Background

1.75:1

AA AAA
Run full accessibility check

Tailwind Scale

50-950 scale matching Tailwind CSS naming

50
#F2F3
100
#E0E2
200
#C6CA
300
#9AA1
400
#656F
500
#3846
600
#1E2C
700
#1823
800
#1119
900
#0B10
950
#070A

Shades

Darker variations

1#161F8B
2#131C7C
3#11186C
4#0E155D
5#0C114D
6#0A0E3E
7#070A2E
8#05071F
9#02030F

Tints

Lighter variations

1#1D29B7
2#2130D4
3#3644E0
4#535FE4
5#707AE9
6#8C94ED
7#A9AFF2
8#C6CAF6
9#E2E4FB

Tones

Muted variations

1#1F2894
2#252E8D
3#2C3387
4#323980
5#393E7A
6#3F4473
7#46496D
8#4C4E66
9#535460

Usage Guidelines

Recommended use cases for each shade level

LevelColorTypical Use Cases
50
F2F3
#F2F3FD
BackgroundsSubtle highlightsCard backgrounds
100
E0E2
#E0E2FA
Light backgroundsTable row hoverSkeleton loading
200
C6CA
#C6CAF6
Secondary backgroundsInput backgroundsDividers
300
9AA1
#9AA1EF
BordersInactive statesPlaceholder text
400
656F
#656FE7
Disabled statesSecondary iconsMuted text
500
3846
#3846E0
Primary brand colorCTAsActive elementsLinks
600
1E2C
#1E2CC2
Hover statesFocus ringsPrimary buttons hover
700
1823
#18239A
Active/pressed statesDark mode accentsSecondary text
800
1119
#11196E
Text on light backgroundsHeadingsStrong borders
900
0B10
#0B1047
Primary textHigh emphasis contentDark headings
950
070A
#070A2C
Maximum contrast textDark mode backgrounds

Export Code

Copy ready-to-use code for your project

:root {
  --cobalt-50: #F2F3FD;
  --cobalt-100: #E0E2FA;
  --cobalt-200: #C6CAF6;
  --cobalt-300: #9AA1EF;
  --cobalt-400: #656FE7;
  --cobalt-500: #3846E0;
  --cobalt-600: #1E2CC2;
  --cobalt-700: #18239A;
  --cobalt-800: #11196E;
  --cobalt-900: #0B1047;
  --cobalt-950: #070A2C;
}
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