Cobalt

#0D31A5

Blue

Color Codes

All color formats for development

HEX
#0D31A5
RGB
rgb(13, 49, 165)
HSL
hsl(226, 85%, 35%)
OKLCH
oklch(0.382 0.189 264.6)
CMYK
cmyk(92%, 70%, 0%, 35%)

Accessibility

WCAG contrast compliance

On White Background

10.50:1

AA AAA

On Black Background

2.00:1

AA AAA
Run full accessibility check

Tailwind Scale

50-950 scale matching Tailwind CSS naming

50
#F1F4
100
#DEE5
200
#C2CF
300
#92AA
400
#5A7D
500
#2B58
600
#113D
700
#0D31
800
#0A23
900
#0616
950
#040E

Shades

Darker variations

1#0C2C95
2#0B2784
3#092274
4#081D63
5#071853
6#051442
7#040F32
8#030A21
9#010511

Tints

Lighter variations

1#103AC4
2#1243E2
3#2856EE
4#476EF0
5#6687F3
6#849FF5
7#A3B7F8
8#C2CFFA
9#E0E7FD

Tones

Muted variations

1#15359E
2#1D3996
3#243D8E
4#2C4187
5#33457F
6#3B4978
7#424D70
8#4A5168
9#525561

Usage Guidelines

Recommended use cases for each shade level

LevelColorTypical Use Cases
50
F1F4
#F1F4FE
BackgroundsSubtle highlightsCard backgrounds
100
DEE5
#DEE5FC
Light backgroundsTable row hoverSkeleton loading
200
C2CF
#C2CFFA
Secondary backgroundsInput backgroundsDividers
300
92AA
#92AAF6
BordersInactive statesPlaceholder text
400
5A7D
#5A7DF2
Disabled statesSecondary iconsMuted text
500
2B58
#2B58EE
Primary brand colorCTAsActive elementsLinks
600
113D
#113DD0
Hover statesFocus ringsPrimary buttons hover
700
0D31
#0D31A5
Active/pressed statesDark mode accentsSecondary text
800
0A23
#0A2376
Text on light backgroundsHeadingsStrong borders
900
0616
#06164B
Primary textHigh emphasis contentDark headings
950
040E
#040E2F
Maximum contrast textDark mode backgrounds

Export Code

Copy ready-to-use code for your project

:root {
  --cobalt-50: #F1F4FE;
  --cobalt-100: #DEE5FC;
  --cobalt-200: #C2CFFA;
  --cobalt-300: #92AAF6;
  --cobalt-400: #5A7DF2;
  --cobalt-500: #2B58EE;
  --cobalt-600: #113DD0;
  --cobalt-700: #0D31A5;
  --cobalt-800: #0A2376;
  --cobalt-900: #06164B;
  --cobalt-950: #040E2F;
}
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