Cobalt

#2E42B2

Blue

Color Codes

All color formats for development

HEX
#2E42B2
RGB
rgb(46, 66, 178)
HSL
hsl(231, 59%, 44%)
OKLCH
oklch(0.438 0.178 269.5)
CMYK
cmyk(74%, 63%, 0%, 30%)

Accessibility

WCAG contrast compliance

On White Background

8.27:1

AA AAA

On Black Background

2.54:1

AA AAA
Run full accessibility check

Tailwind Scale

50-950 scale matching Tailwind CSS naming

50
#F3F4
100
#E3E6
200
#CAD0
300
#A2AC
400
#7181
500
#495D
600
#2E42
700
#2534
800
#1A25
900
#1118
950
#0A0F

Shades

Darker variations

1#293BA1
2#25358F
3#202E7D
4#1C286B
5#172159
6#121A47
7#0E1436
8#090D24
9#050712

Tints

Lighter variations

1#344AC9
2#495ED0
3#6072D6
4#7786DC
5#8D9AE2
6#A4AEE8
7#BBC2ED
8#D2D7F3
9#E8EBF9

Tones

Muted variations

1#3546AC
2#3B4BA5
3#42509F
4#485498
5#4F5991
6#565E8B
7#5C6284
8#63677D
9#6A6C77

Usage Guidelines

Recommended use cases for each shade level

LevelColorTypical Use Cases
50
F3F4
#F3F4FC
BackgroundsSubtle highlightsCard backgrounds
100
E3E6
#E3E6F8
Light backgroundsTable row hoverSkeleton loading
200
CAD0
#CAD0F1
Secondary backgroundsInput backgroundsDividers
300
A2AC
#A2ACE7
BordersInactive statesPlaceholder text
400
7181
#7181DA
Disabled statesSecondary iconsMuted text
500
495D
#495DD0
Primary brand colorCTAsActive elementsLinks
600
2E42
#2E42B2
Hover statesFocus ringsPrimary buttons hover
700
2534
#25348E
Active/pressed statesDark mode accentsSecondary text
800
1A25
#1A2565
Text on light backgroundsHeadingsStrong borders
900
1118
#111841
Primary textHigh emphasis contentDark headings
950
0A0F
#0A0F29
Maximum contrast textDark mode backgrounds

Export Code

Copy ready-to-use code for your project

:root {
  --cobalt-50: #F3F4FC;
  --cobalt-100: #E3E6F8;
  --cobalt-200: #CAD0F1;
  --cobalt-300: #A2ACE7;
  --cobalt-400: #7181DA;
  --cobalt-500: #495DD0;
  --cobalt-600: #2E42B2;
  --cobalt-700: #25348E;
  --cobalt-800: #1A2565;
  --cobalt-900: #111841;
  --cobalt-950: #0A0F29;
}
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