Cobalt

#0C45D4

Blue

Color Codes

All color formats for development

HEX
#0C45D4
RGB
rgb(12, 69, 212)
HSL
hsl(223, 89%, 44%)
OKLCH
oklch(0.465 0.225 263.5)
CMYK
cmyk(94%, 67%, 0%, 17%)

Accessibility

WCAG contrast compliance

On White Background

7.45:1

AA AAA

On Black Background

2.82:1

AA AAA
Run full accessibility check

Tailwind Scale

50-950 scale matching Tailwind CSS naming

50
#F1F4
100
#DDE6
200
#C0D1
300
#90AE
400
#5683
500
#2660
600
#0C45
700
#0A37
800
#0727
900
#0419
950
#0310

Shades

Darker variations

1#0B3EBF
2#0A37AA
3#093094
4#07297F
5#06226A
6#051C55
7#041540
8#020E2A
9#010715

Tints

Lighter variations

1#0E4EEF
2#2761F2
3#4274F4
4#5D88F6
5#789CF7
6#93B0F9
7#AEC4FA
8#C9D7FC
9#E4EBFD

Tones

Muted variations

1#1649CA
2#204EC0
3#2A52B6
4#3456AC
5#3E5BA2
6#485F98
7#52638E
8#5C6884
9#666C7A

Usage Guidelines

Recommended use cases for each shade level

LevelColorTypical Use Cases
50
F1F4
#F1F4FE
BackgroundsSubtle highlightsCard backgrounds
100
DDE6
#DDE6FD
Light backgroundsTable row hoverSkeleton loading
200
C0D1
#C0D1FB
Secondary backgroundsInput backgroundsDividers
300
90AE
#90AEF9
BordersInactive statesPlaceholder text
400
5683
#5683F5
Disabled statesSecondary iconsMuted text
500
2660
#2660F2
Primary brand colorCTAsActive elementsLinks
600
0C45
#0C45D4
Hover statesFocus ringsPrimary buttons hover
700
0A37
#0A37A9
Active/pressed statesDark mode accentsSecondary text
800
0727
#072778
Text on light backgroundsHeadingsStrong borders
900
0419
#04194D
Primary textHigh emphasis contentDark headings
950
0310
#031030
Maximum contrast textDark mode backgrounds

Export Code

Copy ready-to-use code for your project

:root {
  --cobalt-50: #F1F4FE;
  --cobalt-100: #DDE6FD;
  --cobalt-200: #C0D1FB;
  --cobalt-300: #90AEF9;
  --cobalt-400: #5683F5;
  --cobalt-500: #2660F2;
  --cobalt-600: #0C45D4;
  --cobalt-700: #0A37A9;
  --cobalt-800: #072778;
  --cobalt-900: #04194D;
  --cobalt-950: #031030;
}
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