Cobalt

#0230B1

Blue

Color Codes

All color formats for development

HEX
#0230B1
RGB
rgb(2, 48, 177)
HSL
hsl(224, 98%, 35%)
OKLCH
oklch(0.392 0.206 263.6)
CMYK
cmyk(99%, 73%, 0%, 31%)

Accessibility

WCAG contrast compliance

On White Background

10.19:1

AA AAA

On Black Background

2.06:1

AA AAA
Run full accessibility check

Tailwind Scale

50-950 scale matching Tailwind CSS naming

50
#F0F4
100
#DCE5
200
#BDCF
300
#8BAA
400
#4E7D
500
#1C58
600
#023D
700
#0230
800
#0123
900
#0116
950
#010E

Shades

Darker variations

1#022C9F
2#01278D
3#01227C
4#011D6A
5#011858
6#011347
7#010F35
8#000A23
9#000512

Tints

Lighter variations

1#0239D2
2#0242F2
3#1956FD
4#3A6EFD
5#5B86FD
6#7C9EFE
7#9DB7FE
8#BDCFFE
9#DEE7FF

Tones

Muted variations

1#0B35A8
2#13399F
3#1C3D96
4#25418E
5#2E4585
6#36497C
7#3F4D73
8#48516B
9#515562

Usage Guidelines

Recommended use cases for each shade level

LevelColorTypical Use Cases
50
F0F4
#F0F4FF
BackgroundsSubtle highlightsCard backgrounds
100
DCE5
#DCE5FF
Light backgroundsTable row hoverSkeleton loading
200
BDCF
#BDCFFE
Secondary backgroundsInput backgroundsDividers
300
8BAA
#8BAAFE
BordersInactive statesPlaceholder text
400
4E7D
#4E7DFD
Disabled statesSecondary iconsMuted text
500
1C58
#1C58FD
Primary brand colorCTAsActive elementsLinks
600
023D
#023DDE
Hover statesFocus ringsPrimary buttons hover
700
0230
#0230B1
Active/pressed statesDark mode accentsSecondary text
800
0123
#01237E
Text on light backgroundsHeadingsStrong borders
900
0116
#011651
Primary textHigh emphasis contentDark headings
950
010E
#010E32
Maximum contrast textDark mode backgrounds

Export Code

Copy ready-to-use code for your project

:root {
  --cobalt-50: #F0F4FF;
  --cobalt-100: #DCE5FF;
  --cobalt-200: #BDCFFE;
  --cobalt-300: #8BAAFE;
  --cobalt-400: #4E7DFD;
  --cobalt-500: #1C58FD;
  --cobalt-600: #023DDE;
  --cobalt-700: #0230B1;
  --cobalt-800: #01237E;
  --cobalt-900: #011651;
  --cobalt-950: #010E32;
}
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