Cobalt

#3944A7

Blue

Color Codes

All color formats for development

HEX
#3944A7
RGB
rgb(57, 68, 167)
HSL
hsl(234, 49%, 44%)
OKLCH
oklch(0.438 0.158 273.2)
CMYK
cmyk(66%, 59%, 0%, 35%)

Accessibility

WCAG contrast compliance

On White Background

8.21:1

AA AAA

On Black Background

2.56:1

AA AAA
Run full accessibility check

Tailwind Scale

50-950 scale matching Tailwind CSS naming

50
#F4F4
100
#E4E6
200
#CED1
300
#A8AD
400
#7A83
500
#545F
600
#3944
700
#2E36
800
#2127
900
#1519
950
#0D10

Shades

Darker variations

1#333D96
2#2E3786
3#283075
4#222964
5#1D2254
6#171B43
7#111432
8#0B0E21
9#060711

Tints

Lighter variations

1#414DBC
2#5560C5
3#6A74CC
4#7F88D3
5#959CDB
6#AAAFE2
7#BFC3E9
8#D4D7F0
9#EAEBF8

Tones

Muted variations

1#3F49A2
2#444D9C
3#4A5197
4#4F5691
5#555A8C
6#5A5F86
7#606381
8#65677B
9#6B6C76

Usage Guidelines

Recommended use cases for each shade level

LevelColorTypical Use Cases
50
F4F4
#F4F4FB
BackgroundsSubtle highlightsCard backgrounds
100
E4E6
#E4E6F6
Light backgroundsTable row hoverSkeleton loading
200
CED1
#CED1EE
Secondary backgroundsInput backgroundsDividers
300
A8AD
#A8ADE1
BordersInactive statesPlaceholder text
400
7A83
#7A83D1
Disabled statesSecondary iconsMuted text
500
545F
#545FC4
Primary brand colorCTAsActive elementsLinks
600
3944
#3944A7
Hover statesFocus ringsPrimary buttons hover
700
2E36
#2E3685
Active/pressed statesDark mode accentsSecondary text
800
2127
#21275F
Text on light backgroundsHeadingsStrong borders
900
1519
#15193D
Primary textHigh emphasis contentDark headings
950
0D10
#0D1026
Maximum contrast textDark mode backgrounds

Export Code

Copy ready-to-use code for your project

:root {
  --cobalt-50: #F4F4FB;
  --cobalt-100: #E4E6F6;
  --cobalt-200: #CED1EE;
  --cobalt-300: #A8ADE1;
  --cobalt-400: #7A83D1;
  --cobalt-500: #545FC4;
  --cobalt-600: #3944A7;
  --cobalt-700: #2E3685;
  --cobalt-800: #21275F;
  --cobalt-900: #15193D;
  --cobalt-950: #0D1026;
}
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