Cobalt

#4043A0

Blue

Color Codes

All color formats for development

HEX
#4043A0
RGB
rgb(64, 67, 160)
HSL
hsl(238, 43%, 44%)
OKLCH
oklch(0.435 0.148 277)
CMYK
cmyk(60%, 58%, 0%, 37%)

Accessibility

WCAG contrast compliance

On White Background

8.31:1

AA AAA

On Black Background

2.53:1

AA AAA
Run full accessibility check

Tailwind Scale

50-950 scale matching Tailwind CSS naming

50
#F4F4
100
#E5E6
200
#D0D1
300
#ABAD
400
#7F82
500
#5B5E
600
#4043
700
#3335
800
#2426
900
#1718
950
#0F0F

Shades

Darker variations

1#3A3C90
2#333680
3#2D2F70
4#262860
5#202250
6#1A1B40
7#131430
8#0D0D20
9#060710

Tints

Lighter variations

1#484CB5
2#5C5FBE
3#7073C6
4#8487CE
5#999BD6
6#ADAFDE
7#C2C3E7
8#D6D7EF
9#EBEBF7

Tones

Muted variations

1#45489C
2#4A4C97
3#4E5192
4#53558D
5#585A88
6#5D5E83
7#62637F
8#67677A
9#6B6C75

Usage Guidelines

Recommended use cases for each shade level

LevelColorTypical Use Cases
50
F4F4
#F4F4FB
BackgroundsSubtle highlightsCard backgrounds
100
E5E6
#E5E6F5
Light backgroundsTable row hoverSkeleton loading
200
D0D1
#D0D1EC
Secondary backgroundsInput backgroundsDividers
300
ABAD
#ABADDE
BordersInactive statesPlaceholder text
400
7F82
#7F82CC
Disabled statesSecondary iconsMuted text
500
5B5E
#5B5EBE
Primary brand colorCTAsActive elementsLinks
600
4043
#4043A0
Hover statesFocus ringsPrimary buttons hover
700
3335
#333580
Active/pressed statesDark mode accentsSecondary text
800
2426
#24265B
Text on light backgroundsHeadingsStrong borders
900
1718
#17183A
Primary textHigh emphasis contentDark headings
950
0F0F
#0F0F24
Maximum contrast textDark mode backgrounds

Export Code

Copy ready-to-use code for your project

:root {
  --cobalt-50: #F4F4FB;
  --cobalt-100: #E5E6F5;
  --cobalt-200: #D0D1EC;
  --cobalt-300: #ABADDE;
  --cobalt-400: #7F82CC;
  --cobalt-500: #5B5EBE;
  --cobalt-600: #4043A0;
  --cobalt-700: #333580;
  --cobalt-800: #24265B;
  --cobalt-900: #17183A;
  --cobalt-950: #0F0F24;
}
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