Cobalt

#0B71A8

Blue

Color Codes

All color formats for development

HEX
#0B71A8
RGB
rgb(11, 113, 168)
HSL
hsl(201, 88%, 35%)
OKLCH
oklch(0.525 0.119 241.1)
CMYK
cmyk(93%, 33%, 0%, 34%)

Accessibility

WCAG contrast compliance

On White Background

5.33:1

AA AAA

On Black Background

3.94:1

AA AAA
Run full accessibility check

Tailwind Scale

50-950 scale matching Tailwind CSS naming

50
#F1F9
100
#DDF2
200
#C1E7
300
#91D4
400
#57BD
500
#27AB
600
#0D8E
700
#0B71
800
#0851
900
#0534
950
#0320

Shades

Darker variations

1#0A6697
2#095A86
3#074F75
4#064465
5#053854
6#042D43
7#032232
8#021722
9#010B11

Tints

Lighter variations

1#0D86C7
2#0F9BE6
3#25AAF1
4#44B6F3
5#63C2F5
6#82CEF7
7#A2DAF9
8#C1E7FB
9#E0F3FD

Tones

Muted variations

1#136EA0
2#1A6C98
3#226A90
4#2A6788
5#326581
6#3A6379
7#426071
8#4A5E69
9#515C61

Usage Guidelines

Recommended use cases for each shade level

LevelColorTypical Use Cases
50
F1F9
#F1F9FE
BackgroundsSubtle highlightsCard backgrounds
100
DDF2
#DDF2FD
Light backgroundsTable row hoverSkeleton loading
200
C1E7
#C1E7FB
Secondary backgroundsInput backgroundsDividers
300
91D4
#91D4F8
BordersInactive statesPlaceholder text
400
57BD
#57BDF4
Disabled statesSecondary iconsMuted text
500
27AB
#27ABF1
Primary brand colorCTAsActive elementsLinks
600
0D8E
#0D8ED3
Hover statesFocus ringsPrimary buttons hover
700
0B71
#0B71A8
Active/pressed statesDark mode accentsSecondary text
800
0851
#085178
Text on light backgroundsHeadingsStrong borders
900
0534
#05344D
Primary textHigh emphasis contentDark headings
950
0320
#032030
Maximum contrast textDark mode backgrounds

Export Code

Copy ready-to-use code for your project

:root {
  --cobalt-50: #F1F9FE;
  --cobalt-100: #DDF2FD;
  --cobalt-200: #C1E7FB;
  --cobalt-300: #91D4F8;
  --cobalt-400: #57BDF4;
  --cobalt-500: #27ABF1;
  --cobalt-600: #0D8ED3;
  --cobalt-700: #0B71A8;
  --cobalt-800: #085178;
  --cobalt-900: #05344D;
  --cobalt-950: #032030;
}
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