Cobalt

#033AB0

Blue

Color Codes

All color formats for development

HEX
#033AB0
RGB
rgb(3, 58, 176)
HSL
hsl(221, 97%, 35%)
OKLCH
oklch(0.408 0.194 262.7)
CMYK
cmyk(98%, 67%, 0%, 31%)

Accessibility

WCAG contrast compliance

On White Background

9.39:1

AA AAA

On Black Background

2.24:1

AA AAA
Run full accessibility check

Tailwind Scale

50-950 scale matching Tailwind CSS naming

50
#F0F5
100
#DCE7
200
#BED2
300
#8BAF
400
#4F86
500
#1D63
600
#0348
700
#033A
800
#0229
900
#011A
950
#0110

Shades

Darker variations

1#02349E
2#022E8D
3#02287B
4#022369
5#011D58
6#011746
7#011135
8#010C23
9#000612

Tints

Lighter variations

1#0344D0
2#044FF1
3#1A62FC
4#3B78FC
5#5C8FFD
6#7CA5FD
7#9DBCFE
8#BED2FE
9#DEE9FF

Tones

Muted variations

1#0B3DA7
2#14409F
3#1D4396
4#25468D
5#2E4985
6#374D7C
7#3F5073
8#48536B
9#515662

Usage Guidelines

Recommended use cases for each shade level

LevelColorTypical Use Cases
50
F0F5
#F0F5FF
BackgroundsSubtle highlightsCard backgrounds
100
DCE7
#DCE7FE
Light backgroundsTable row hoverSkeleton loading
200
BED2
#BED2FE
Secondary backgroundsInput backgroundsDividers
300
8BAF
#8BAFFD
BordersInactive statesPlaceholder text
400
4F86
#4F86FC
Disabled statesSecondary iconsMuted text
500
1D63
#1D63FC
Primary brand colorCTAsActive elementsLinks
600
0348
#0348DD
Hover statesFocus ringsPrimary buttons hover
700
033A
#033AB0
Active/pressed statesDark mode accentsSecondary text
800
0229
#02297E
Text on light backgroundsHeadingsStrong borders
900
011A
#011A50
Primary textHigh emphasis contentDark headings
950
0110
#011032
Maximum contrast textDark mode backgrounds

Export Code

Copy ready-to-use code for your project

:root {
  --cobalt-50: #F0F5FF;
  --cobalt-100: #DCE7FE;
  --cobalt-200: #BED2FE;
  --cobalt-300: #8BAFFD;
  --cobalt-400: #4F86FC;
  --cobalt-500: #1D63FC;
  --cobalt-600: #0348DD;
  --cobalt-700: #033AB0;
  --cobalt-800: #02297E;
  --cobalt-900: #011A50;
  --cobalt-950: #011032;
}
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