Cobalt

#004FE0

Blue

Color Codes

All color formats for development

HEX
#004FE0
RGB
rgb(0, 79, 224)
HSL
hsl(219, 100%, 44%)
OKLCH
oklch(0.493 0.229 262.1)
CMYK
cmyk(100%, 65%, 0%, 12%)

Accessibility

WCAG contrast compliance

On White Background

6.57:1

AA AAA

On Black Background

3.19:1

AA AAA
Run full accessibility check

Tailwind Scale

50-950 scale matching Tailwind CSS naming

50
#F0F5
100
#DBE8
200
#BDD4
300
#8AB3
400
#4D8B
500
#1A6A
600
#004F
700
#003E
800
#002D
900
#001D
950
#0012

Shades

Darker variations

1#0047CA
2#003FB4
3#00379D
4#002F87
5#002770
6#001F5A
7#001843
8#00102D
9#000816

Tints

Lighter variations

1#0059FD
2#1B6AFF
3#377DFF
4#5490FF
5#70A2FF
6#8DB5FF
7#A9C7FF
8#C6DAFF
9#E2ECFF

Tones

Muted variations

1#0B52D5
2#1655CA
3#2259BF
4#2D5CB4
5#385FA8
6#43639D
7#4F6692
8#5A6987
9#656D7B

Usage Guidelines

Recommended use cases for each shade level

LevelColorTypical Use Cases
50
F0F5
#F0F5FF
BackgroundsSubtle highlightsCard backgrounds
100
DBE8
#DBE8FF
Light backgroundsTable row hoverSkeleton loading
200
BDD4
#BDD4FF
Secondary backgroundsInput backgroundsDividers
300
8AB3
#8AB3FF
BordersInactive statesPlaceholder text
400
4D8B
#4D8BFF
Disabled statesSecondary iconsMuted text
500
1A6A
#1A6AFF
Primary brand colorCTAsActive elementsLinks
600
004F
#004FE0
Hover statesFocus ringsPrimary buttons hover
700
003E
#003EB3
Active/pressed statesDark mode accentsSecondary text
800
002D
#002D80
Text on light backgroundsHeadingsStrong borders
900
001D
#001D52
Primary textHigh emphasis contentDark headings
950
0012
#001233
Maximum contrast textDark mode backgrounds

Export Code

Copy ready-to-use code for your project

:root {
  --cobalt-50: #F0F5FF;
  --cobalt-100: #DBE8FF;
  --cobalt-200: #BDD4FF;
  --cobalt-300: #8AB3FF;
  --cobalt-400: #4D8BFF;
  --cobalt-500: #1A6AFF;
  --cobalt-600: #004FE0;
  --cobalt-700: #003EB3;
  --cobalt-800: #002D80;
  --cobalt-900: #001D52;
  --cobalt-950: #001233;
}
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