Cobalt

#103EA2

Blue

Color Codes

All color formats for development

HEX
#103EA2
RGB
rgb(16, 62, 162)
HSL
hsl(221, 82%, 35%)
OKLCH
oklch(0.404 0.169 262.8)
CMYK
cmyk(90%, 62%, 0%, 36%)

Accessibility

WCAG contrast compliance

On White Background

9.41:1

AA AAA

On Black Background

2.23:1

AA AAA
Run full accessibility check

Tailwind Scale

50-950 scale matching Tailwind CSS naming

50
#F1F5
100
#DFE8
200
#C3D4
300
#94B3
400
#5D8B
500
#2E6A
600
#144E
700
#103E
800
#0B2D
900
#071D
950
#0512

Shades

Darker variations

1#0E3892
2#0D3282
3#0B2C72
4#0A2561
5#081F51
6#061941
7#051331
8#030C20
9#020610

Tints

Lighter variations

1#134AC1
2#1656DF
3#2C68EA
4#4A7EED
5#6893F0
6#86A9F3
7#A5BEF6
8#C3D4F9
9#E1E9FC

Tones

Muted variations

1#17419B
2#1F4494
3#26468C
4#2D4985
5#354C7E
6#3C4F77
7#43516F
8#4B5468
9#525761

Usage Guidelines

Recommended use cases for each shade level

LevelColorTypical Use Cases
50
F1F5
#F1F5FE
BackgroundsSubtle highlightsCard backgrounds
100
DFE8
#DFE8FC
Light backgroundsTable row hoverSkeleton loading
200
C3D4
#C3D4F9
Secondary backgroundsInput backgroundsDividers
300
94B3
#94B3F4
BordersInactive statesPlaceholder text
400
5D8B
#5D8BEF
Disabled statesSecondary iconsMuted text
500
2E6A
#2E6AEA
Primary brand colorCTAsActive elementsLinks
600
144E
#144ECC
Hover statesFocus ringsPrimary buttons hover
700
103E
#103EA2
Active/pressed statesDark mode accentsSecondary text
800
0B2D
#0B2D74
Text on light backgroundsHeadingsStrong borders
900
071D
#071D4A
Primary textHigh emphasis contentDark headings
950
0512
#05122E
Maximum contrast textDark mode backgrounds

Export Code

Copy ready-to-use code for your project

:root {
  --cobalt-50: #F1F5FE;
  --cobalt-100: #DFE8FC;
  --cobalt-200: #C3D4F9;
  --cobalt-300: #94B3F4;
  --cobalt-400: #5D8BEF;
  --cobalt-500: #2E6AEA;
  --cobalt-600: #144ECC;
  --cobalt-700: #103EA2;
  --cobalt-800: #0B2D74;
  --cobalt-900: #071D4A;
  --cobalt-950: #05122E;
}
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