Cobalt

#01447E

Blue

Color Codes

All color formats for development

HEX
#01447E
RGB
rgb(1, 68, 126)
HSL
hsl(208, 98%, 25%)
OKLCH
oklch(0.385 0.115 252.1)
CMYK
cmyk(99%, 46%, 0%, 51%)

Accessibility

WCAG contrast compliance

On White Background

9.86:1

AA AAA

On Black Background

2.13:1

AA AAA
Run full accessibility check

Tailwind Scale

50-950 scale matching Tailwind CSS naming

50
#F0F8
100
#DCEE
200
#BDE0
300
#8BC8
400
#4EAC
500
#1C94
600
#0278
700
#025F
800
#0144
900
#012B
950
#011B

Shades

Darker variations

1#013D72
2#013665
3#013058
4#01294C
5#01223F
6#011B32
7#001426
8#000E19
9#00070D

Tints

Lighter variations

1#0258A4
2#026DCA
3#0281F0
4#1C94FD
5#42A6FD
6#68B7FD
7#8DC9FE
8#B3DBFE
9#D9EDFF

Tones

Muted variations

1#084378
2#0E4372
3#14436B
4#1A4265
5#21425F
6#274159
7#2D4152
8#33414C
9#3A4046

Usage Guidelines

Recommended use cases for each shade level

LevelColorTypical Use Cases
50
F0F8
#F0F8FF
BackgroundsSubtle highlightsCard backgrounds
100
DCEE
#DCEEFF
Light backgroundsTable row hoverSkeleton loading
200
BDE0
#BDE0FE
Secondary backgroundsInput backgroundsDividers
300
8BC8
#8BC8FE
BordersInactive statesPlaceholder text
400
4EAC
#4EACFD
Disabled statesSecondary iconsMuted text
500
1C94
#1C94FD
Primary brand colorCTAsActive elementsLinks
600
0278
#0278DE
Hover statesFocus ringsPrimary buttons hover
700
025F
#025FB1
Active/pressed statesDark mode accentsSecondary text
800
0144
#01447E
Text on light backgroundsHeadingsStrong borders
900
012B
#012B51
Primary textHigh emphasis contentDark headings
950
011B
#011B32
Maximum contrast textDark mode backgrounds

Export Code

Copy ready-to-use code for your project

:root {
  --cobalt-50: #F0F8FF;
  --cobalt-100: #DCEEFF;
  --cobalt-200: #BDE0FE;
  --cobalt-300: #8BC8FE;
  --cobalt-400: #4EACFD;
  --cobalt-500: #1C94FD;
  --cobalt-600: #0278DE;
  --cobalt-700: #025FB1;
  --cobalt-800: #01447E;
  --cobalt-900: #012B51;
  --cobalt-950: #011B32;
}
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