Cobalt

#0047E0

Blue

Color Codes

All color formats for development

HEX
#0047E0
RGB
rgb(0, 71, 224)
HSL
hsl(221, 100%, 44%)
OKLCH
oklch(0.479 0.238 262.9)
CMYK
cmyk(100%, 68%, 0%, 12%)

Accessibility

WCAG contrast compliance

On White Background

7.05:1

AA AAA

On Black Background

2.98:1

AA AAA
Run full accessibility check

Tailwind Scale

50-950 scale matching Tailwind CSS naming

50
#F0F5
100
#DBE7
200
#BDD2
300
#8AAF
400
#4D85
500
#1A62
600
#0047
700
#0039
800
#0028
900
#001A
950
#0010

Shades

Darker variations

1#0040CA
2#0039B4
3#00329D
4#002B87
5#002470
6#001C5A
7#001543
8#000E2D
9#000716

Tints

Lighter variations

1#0050FD
2#1B63FF
3#3776FF
4#548AFF
5#709DFF
6#8DB1FF
7#A9C4FF
8#C6D8FF
9#E2EBFF

Tones

Muted variations

1#0B4BD5
2#164FCA
3#2253BF
4#2D58B4
5#385CA8
6#43609D
7#4F6492
8#5A6887
9#656C7B

Usage Guidelines

Recommended use cases for each shade level

LevelColorTypical Use Cases
50
F0F5
#F0F5FF
BackgroundsSubtle highlightsCard backgrounds
100
DBE7
#DBE7FF
Light backgroundsTable row hoverSkeleton loading
200
BDD2
#BDD2FF
Secondary backgroundsInput backgroundsDividers
300
8AAF
#8AAFFF
BordersInactive statesPlaceholder text
400
4D85
#4D85FF
Disabled statesSecondary iconsMuted text
500
1A62
#1A62FF
Primary brand colorCTAsActive elementsLinks
600
0047
#0047E0
Hover statesFocus ringsPrimary buttons hover
700
0039
#0039B3
Active/pressed statesDark mode accentsSecondary text
800
0028
#002880
Text on light backgroundsHeadingsStrong borders
900
001A
#001A52
Primary textHigh emphasis contentDark headings
950
0010
#001033
Maximum contrast textDark mode backgrounds

Export Code

Copy ready-to-use code for your project

:root {
  --cobalt-50: #F0F5FF;
  --cobalt-100: #DBE7FF;
  --cobalt-200: #BDD2FF;
  --cobalt-300: #8AAFFF;
  --cobalt-400: #4D85FF;
  --cobalt-500: #1A62FF;
  --cobalt-600: #0047E0;
  --cobalt-700: #0039B3;
  --cobalt-800: #002880;
  --cobalt-900: #001A52;
  --cobalt-950: #001033;
}
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