Cobalt

#212C91

Blue

Color Codes

All color formats for development

HEX
#212C91
RGB
rgb(33, 44, 145)
HSL
hsl(234, 63%, 35%)
OKLCH
oklch(0.36 0.164 270.4)
CMYK
cmyk(77%, 70%, 0%, 43%)

Accessibility

WCAG contrast compliance

On White Background

11.45:1

AA AAA

On Black Background

1.83:1

AA AAA
Run full accessibility check

Tailwind Scale

50-950 scale matching Tailwind CSS naming

50
#F3F3
100
#E2E4
200
#C9CD
300
#9FA7
400
#6E79
500
#4452
600
#2A38
700
#212C
800
#1820
900
#0F14
950
#090D

Shades

Darker variations

1#1E2883
2#1A2374
3#171F66
4#141B57
5#111649
6#0D123A
7#0A0D2C
8#07091D
9#03040F

Tints

Lighter variations

1#2734AC
2#2D3DC8
3#4250D4
4#5D69DA
5#7882E0
6#939BE6
7#AEB4ED
8#C9CDF3
9#E4E6F9

Tones

Muted variations

1#27318C
2#2C3586
3#323A81
4#383E7B
5#3D4375
6#434770
7#484C6A
8#4E5064
9#54555F

Usage Guidelines

Recommended use cases for each shade level

LevelColorTypical Use Cases
50
F3F3
#F3F3FC
BackgroundsSubtle highlightsCard backgrounds
100
E2E4
#E2E4F8
Light backgroundsTable row hoverSkeleton loading
200
C9CD
#C9CDF3
Secondary backgroundsInput backgroundsDividers
300
9FA7
#9FA7E9
BordersInactive statesPlaceholder text
400
6E79
#6E79DE
Disabled statesSecondary iconsMuted text
500
4452
#4452D5
Primary brand colorCTAsActive elementsLinks
600
2A38
#2A38B7
Hover statesFocus ringsPrimary buttons hover
700
212C
#212C91
Active/pressed statesDark mode accentsSecondary text
800
1820
#182068
Text on light backgroundsHeadingsStrong borders
900
0F14
#0F1443
Primary textHigh emphasis contentDark headings
950
090D
#090D2A
Maximum contrast textDark mode backgrounds

Export Code

Copy ready-to-use code for your project

:root {
  --cobalt-50: #F3F3FC;
  --cobalt-100: #E2E4F8;
  --cobalt-200: #C9CDF3;
  --cobalt-300: #9FA7E9;
  --cobalt-400: #6E79DE;
  --cobalt-500: #4452D5;
  --cobalt-600: #2A38B7;
  --cobalt-700: #212C91;
  --cobalt-800: #182068;
  --cobalt-900: #0F1443;
  --cobalt-950: #090D2A;
}
Generate More ShadesCreate PaletteConvert Color