Cobalt

#0A3AD6

Blue

Color Codes

All color formats for development

HEX
#0A3AD6
RGB
rgb(10, 58, 214)
HSL
hsl(226, 91%, 44%)
OKLCH
oklch(0.449 0.239 264.3)
CMYK
cmyk(95%, 73%, 0%, 16%)

Accessibility

WCAG contrast compliance

On White Background

8.11:1

AA AAA

On Black Background

2.59:1

AA AAA
Run full accessibility check

Tailwind Scale

50-950 scale matching Tailwind CSS naming

50
#F0F4
100
#DDE4
200
#C0CE
300
#8FA8
400
#557A
500
#2455
600
#0A3A
700
#082E
800
#0621
900
#0415
950
#020D

Shades

Darker variations

1#0934C1
2#082EAB
3#072896
4#062381
5#051D6B
6#041756
7#031140
8#020C2B
9#010615

Tints

Lighter variations

1#0B41F2
2#2555F5
3#406BF6
4#5B80F7
5#7795F9
6#92AAFA
7#ADBFFB
8#C8D5FC
9#E4EAFE

Tones

Muted variations

1#143FCC
2#1F45C2
3#294AB8
4#3350AD
5#3D55A3
6#475A99
7#52608F
8#5C6585
9#666B7A

Usage Guidelines

Recommended use cases for each shade level

LevelColorTypical Use Cases
50
F0F4
#F0F4FE
BackgroundsSubtle highlightsCard backgrounds
100
DDE4
#DDE4FD
Light backgroundsTable row hoverSkeleton loading
200
C0CE
#C0CEFC
Secondary backgroundsInput backgroundsDividers
300
8FA8
#8FA8FA
BordersInactive statesPlaceholder text
400
557A
#557AF7
Disabled statesSecondary iconsMuted text
500
2455
#2455F5
Primary brand colorCTAsActive elementsLinks
600
0A3A
#0A3AD6
Hover statesFocus ringsPrimary buttons hover
700
082E
#082EAA
Active/pressed statesDark mode accentsSecondary text
800
0621
#06217A
Text on light backgroundsHeadingsStrong borders
900
0415
#04154E
Primary textHigh emphasis contentDark headings
950
020D
#020D31
Maximum contrast textDark mode backgrounds

Export Code

Copy ready-to-use code for your project

:root {
  --cobalt-50: #F0F4FE;
  --cobalt-100: #DDE4FD;
  --cobalt-200: #C0CEFC;
  --cobalt-300: #8FA8FA;
  --cobalt-400: #557AF7;
  --cobalt-500: #2455F5;
  --cobalt-600: #0A3AD6;
  --cobalt-700: #082EAA;
  --cobalt-800: #06217A;
  --cobalt-900: #04154E;
  --cobalt-950: #020D31;
}
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