Cobalt

#0743AB

Blue

Color Codes

All color formats for development

HEX
#0743AB
RGB
rgb(7, 67, 171)
HSL
hsl(218, 92%, 35%)
OKLCH
oklch(0.421 0.176 261.3)
CMYK
cmyk(96%, 61%, 0%, 33%)

Accessibility

WCAG contrast compliance

On White Background

8.75:1

AA AAA

On Black Background

2.40:1

AA AAA
Run full accessibility check

Tailwind Scale

50-950 scale matching Tailwind CSS naming

50
#F0F5
100
#DDE9
200
#BFD6
300
#8EB6
400
#5490
500
#2370
600
#0955
700
#0743
800
#0530
900
#031F
950
#0213

Shades

Darker variations

1#063D9A
2#063689
3#052F78
4#042867
5#042256
6#031B45
7#021433
8#010D22
9#010711

Tints

Lighter variations

1#0850CB
2#0A5CEB
3#206FF6
4#4083F7
5#6098F8
6#80ACFA
7#A0C1FB
8#BFD6FC
9#DFEAFE

Tones

Muted variations

1#0F46A3
2#18489B
3#204A93
4#284C8B
5#304E82
6#38507A
7#415372
8#49556A
9#515761

Usage Guidelines

Recommended use cases for each shade level

LevelColorTypical Use Cases
50
F0F5
#F0F5FE
BackgroundsSubtle highlightsCard backgrounds
100
DDE9
#DDE9FE
Light backgroundsTable row hoverSkeleton loading
200
BFD6
#BFD6FC
Secondary backgroundsInput backgroundsDividers
300
8EB6
#8EB6FA
BordersInactive statesPlaceholder text
400
5490
#5490F8
Disabled statesSecondary iconsMuted text
500
2370
#2370F6
Primary brand colorCTAsActive elementsLinks
600
0955
#0955D7
Hover statesFocus ringsPrimary buttons hover
700
0743
#0743AB
Active/pressed statesDark mode accentsSecondary text
800
0530
#05307A
Text on light backgroundsHeadingsStrong borders
900
031F
#031F4E
Primary textHigh emphasis contentDark headings
950
0213
#021331
Maximum contrast textDark mode backgrounds

Export Code

Copy ready-to-use code for your project

:root {
  --cobalt-50: #F0F5FE;
  --cobalt-100: #DDE9FE;
  --cobalt-200: #BFD6FC;
  --cobalt-300: #8EB6FA;
  --cobalt-400: #5490F8;
  --cobalt-500: #2370F6;
  --cobalt-600: #0955D7;
  --cobalt-700: #0743AB;
  --cobalt-800: #05307A;
  --cobalt-900: #031F4E;
  --cobalt-950: #021331;
}
Generate More ShadesCreate PaletteConvert Color