Cobalt

#03367C

Blue

Color Codes

All color formats for development

HEX
#03367C
RGB
rgb(3, 54, 124)
HSL
hsl(215, 95%, 25%)
OKLCH
oklch(0.35 0.129 258.7)
CMYK
cmyk(98%, 56%, 0%, 51%)

Accessibility

WCAG contrast compliance

On White Background

11.52:1

AA AAA

On Black Background

1.82:1

AA AAA
Run full accessibility check

Tailwind Scale

50-950 scale matching Tailwind CSS naming

50
#F0F6
100
#DCEA
200
#BED9
300
#8DBB
400
#5198
500
#1F7A
600
#065E
700
#044B
800
#0336
900
#0222
950
#0115

Shades

Darker variations

1#033070
2#032B63
3#022657
4#02204B
5#021B3E
6#011532
7#011025
8#010B19
9#00050C

Tints

Lighter variations

1#0446A2
2#0556C7
3#0666EC
4#1F7AF9
5#4590FA
6#6AA6FB
7#8FBDFC
8#B4D3FD
9#DAE9FE

Tones

Muted variations

1#093776
2#0F3870
3#15396A
4#1B3A64
5#213B5E
6#283C58
7#2E3D52
8#343E4C
9#3A3F46

Usage Guidelines

Recommended use cases for each shade level

LevelColorTypical Use Cases
50
F0F6
#F0F6FF
BackgroundsSubtle highlightsCard backgrounds
100
DCEA
#DCEAFE
Light backgroundsTable row hoverSkeleton loading
200
BED9
#BED9FD
Secondary backgroundsInput backgroundsDividers
300
8DBB
#8DBBFC
BordersInactive statesPlaceholder text
400
5198
#5198FB
Disabled statesSecondary iconsMuted text
500
1F7A
#1F7AF9
Primary brand colorCTAsActive elementsLinks
600
065E
#065EDB
Hover statesFocus ringsPrimary buttons hover
700
044B
#044BAE
Active/pressed statesDark mode accentsSecondary text
800
0336
#03367C
Text on light backgroundsHeadingsStrong borders
900
0222
#022250
Primary textHigh emphasis contentDark headings
950
0115
#011532
Maximum contrast textDark mode backgrounds

Export Code

Copy ready-to-use code for your project

:root {
  --cobalt-50: #F0F6FF;
  --cobalt-100: #DCEAFE;
  --cobalt-200: #BED9FD;
  --cobalt-300: #8DBBFC;
  --cobalt-400: #5198FB;
  --cobalt-500: #1F7AF9;
  --cobalt-600: #065EDB;
  --cobalt-700: #044BAE;
  --cobalt-800: #03367C;
  --cobalt-900: #022250;
  --cobalt-950: #011532;
}
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