Cobalt

#0D63D3

Blue

Color Codes

All color formats for development

HEX
#0D63D3
RGB
rgb(13, 99, 211)
HSL
hsl(214, 88%, 44%)
OKLCH
oklch(0.522 0.188 258.4)
CMYK
cmyk(94%, 53%, 0%, 17%)

Accessibility

WCAG contrast compliance

On White Background

5.61:1

AA AAA

On Black Background

3.74:1

AA AAA
Run full accessibility check

Tailwind Scale

50-950 scale matching Tailwind CSS naming

50
#F1F6
100
#DDEB
200
#C1DA
300
#91BD
400
#579B
500
#277F
600
#0D63
700
#0B4F
800
#0838
900
#0524
950
#0317

Shades

Darker variations

1#0C59BE
2#0B4FA9
3#094594
4#083B7F
5#073269
6#052854
7#041E3F
8#03142A
9#010A15

Tints

Lighter variations

1#0F70EE
2#287FF1
3#438FF3
4#5E9FF5
5#79AFF6
6#94BFF8
7#AECFFA
8#C9DFFC
9#E4EFFD

Tones

Muted variations

1#1764C9
2#2166BF
3#2B67B5
4#3568AB
5#3F6AA2
6#496B98
7#536C8E
8#5C6E84
9#666F7A

Usage Guidelines

Recommended use cases for each shade level

LevelColorTypical Use Cases
50
F1F6
#F1F6FE
BackgroundsSubtle highlightsCard backgrounds
100
DDEB
#DDEBFD
Light backgroundsTable row hoverSkeleton loading
200
C1DA
#C1DAFB
Secondary backgroundsInput backgroundsDividers
300
91BD
#91BDF8
BordersInactive statesPlaceholder text
400
579B
#579BF4
Disabled statesSecondary iconsMuted text
500
277F
#277FF1
Primary brand colorCTAsActive elementsLinks
600
0D63
#0D63D3
Hover statesFocus ringsPrimary buttons hover
700
0B4F
#0B4FA8
Active/pressed statesDark mode accentsSecondary text
800
0838
#083878
Text on light backgroundsHeadingsStrong borders
900
0524
#05244D
Primary textHigh emphasis contentDark headings
950
0317
#031730
Maximum contrast textDark mode backgrounds

Export Code

Copy ready-to-use code for your project

:root {
  --cobalt-50: #F1F6FE;
  --cobalt-100: #DDEBFD;
  --cobalt-200: #C1DAFB;
  --cobalt-300: #91BDF8;
  --cobalt-400: #579BF4;
  --cobalt-500: #277FF1;
  --cobalt-600: #0D63D3;
  --cobalt-700: #0B4FA8;
  --cobalt-800: #083878;
  --cobalt-900: #05244D;
  --cobalt-950: #031730;
}
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