Cobalt

#2123C0

Blue

Color Codes

All color formats for development

HEX
#2123C0
RGB
rgb(33, 35, 192)
HSL
hsl(239, 71%, 44%)
OKLCH
oklch(0.4 0.23 269.2)
CMYK
cmyk(83%, 82%, 0%, 25%)

Accessibility

WCAG contrast compliance

On White Background

10.16:1

AA AAA

On Black Background

2.07:1

AA AAA
Run full accessibility check

Tailwind Scale

50-950 scale matching Tailwind CSS naming

50
#F2F2
100
#E0E1
200
#C6C7
300
#9B9C
400
#6668
500
#3B3D
600
#2123
700
#1A1C
800
#1214
900
#0C0D
950
#0708

Shades

Darker variations

1#1D20AD
2#1A1C99
3#171986
4#141573
5#101260
6#0D0E4D
7#0A0B3A
8#070726
9#030413

Tints

Lighter variations

1#2528D8
2#3C3EDE
3#5456E2
4#6C6FE6
5#8587EA
6#9D9FEE
7#B6B7F3
8#CECFF7
9#E7E7FB

Tones

Muted variations

1#292BB8
2#3033B0
3#383AA8
4#4042A0
5#484A98
6#505190
7#585988
8#606180
9#686878

Usage Guidelines

Recommended use cases for each shade level

LevelColorTypical Use Cases
50
F2F2
#F2F2FD
BackgroundsSubtle highlightsCard backgrounds
100
E0E1
#E0E1FA
Light backgroundsTable row hoverSkeleton loading
200
C6C7
#C6C7F5
Secondary backgroundsInput backgroundsDividers
300
9B9C
#9B9CEE
BordersInactive statesPlaceholder text
400
6668
#6668E5
Disabled statesSecondary iconsMuted text
500
3B3D
#3B3DDE
Primary brand colorCTAsActive elementsLinks
600
2123
#2123C0
Hover statesFocus ringsPrimary buttons hover
700
1A1C
#1A1C99
Active/pressed statesDark mode accentsSecondary text
800
1214
#12146D
Text on light backgroundsHeadingsStrong borders
900
0C0D
#0C0D46
Primary textHigh emphasis contentDark headings
950
0708
#07082C
Maximum contrast textDark mode backgrounds

Export Code

Copy ready-to-use code for your project

:root {
  --cobalt-50: #F2F2FD;
  --cobalt-100: #E0E1FA;
  --cobalt-200: #C6C7F5;
  --cobalt-300: #9B9CEE;
  --cobalt-400: #6668E5;
  --cobalt-500: #3B3DDE;
  --cobalt-600: #2123C0;
  --cobalt-700: #1A1C99;
  --cobalt-800: #12146D;
  --cobalt-900: #0C0D46;
  --cobalt-950: #07082C;
}
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