Cobalt

#0B63D5

Blue

Color Codes

All color formats for development

HEX
#0B63D5
RGB
rgb(11, 99, 213)
HSL
hsl(214, 90%, 44%)
OKLCH
oklch(0.524 0.191 258.5)
CMYK
cmyk(95%, 54%, 0%, 16%)

Accessibility

WCAG contrast compliance

On White Background

5.59:1

AA AAA

On Black Background

3.76:1

AA AAA
Run full accessibility check

Tailwind Scale

50-950 scale matching Tailwind CSS naming

50
#F0F6
100
#DDEB
200
#C0DA
300
#90BD
400
#559B
500
#257E
600
#0B63
700
#094F
800
#0638
900
#0424
950
#0316

Shades

Darker variations

1#0A59C0
2#094FAB
3#084595
4#073B80
5#06316B
6#042755
7#031E40
8#02142B
9#010A15

Tints

Lighter variations

1#0D6FF0
2#267FF4
3#418FF5
4#5C9FF6
5#77AFF8
6#92BFF9
7#AECFFB
8#C9DFFC
9#E4EFFE

Tones

Muted variations

1#1564CB
2#1F65C1
3#2A67B7
4#3468AD
5#3E69A3
6#486B99
7#526C8E
8#5C6E84
9#666F7A

Usage Guidelines

Recommended use cases for each shade level

LevelColorTypical Use Cases
50
F0F6
#F0F6FE
BackgroundsSubtle highlightsCard backgrounds
100
DDEB
#DDEBFD
Light backgroundsTable row hoverSkeleton loading
200
C0DA
#C0DAFC
Secondary backgroundsInput backgroundsDividers
300
90BD
#90BDF9
BordersInactive statesPlaceholder text
400
559B
#559BF6
Disabled statesSecondary iconsMuted text
500
257E
#257EF4
Primary brand colorCTAsActive elementsLinks
600
0B63
#0B63D5
Hover statesFocus ringsPrimary buttons hover
700
094F
#094FAA
Active/pressed statesDark mode accentsSecondary text
800
0638
#063879
Text on light backgroundsHeadingsStrong borders
900
0424
#04244E
Primary textHigh emphasis contentDark headings
950
0316
#031630
Maximum contrast textDark mode backgrounds

Export Code

Copy ready-to-use code for your project

:root {
  --cobalt-50: #F0F6FE;
  --cobalt-100: #DDEBFD;
  --cobalt-200: #C0DAFC;
  --cobalt-300: #90BDF9;
  --cobalt-400: #559BF6;
  --cobalt-500: #257EF4;
  --cobalt-600: #0B63D5;
  --cobalt-700: #094FAA;
  --cobalt-800: #063879;
  --cobalt-900: #04244E;
  --cobalt-950: #031630;
}
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