Cobalt

#1B29C5

Blue

Color Codes

All color formats for development

HEX
#1B29C5
RGB
rgb(27, 41, 197)
HSL
hsl(235, 76%, 44%)
OKLCH
oklch(0.41 0.232 267.4)
CMYK
cmyk(86%, 79%, 0%, 23%)

Accessibility

WCAG contrast compliance

On White Background

9.68:1

AA AAA

On Black Background

2.17:1

AA AAA
Run full accessibility check

Tailwind Scale

50-950 scale matching Tailwind CSS naming

50
#F2F3
100
#E0E2
200
#C5C9
300
#989F
400
#626D
500
#3544
600
#1B29
700
#1521
800
#0F17
900
#0A0F
950
#0609

Shades

Darker variations

1#1825B2
2#16219E
3#131D8A
4#101976
5#0D1563
6#0B104F
7#080C3B
8#050827
9#030414

Tints

Lighter variations

1#1E2EDF
2#3644E4
3#4F5CE7
4#6873EA
5#818AEE
6#9AA2F1
7#B4B9F5
8#CDD0F8
9#E6E8FC

Tones

Muted variations

1#2330BD
2#2C37B4
3#353EAC
4#3D46A3
5#464D9B
6#4E5492
7#575B8A
8#5F6281
9#686979

Usage Guidelines

Recommended use cases for each shade level

LevelColorTypical Use Cases
50
F2F3
#F2F3FD
BackgroundsSubtle highlightsCard backgrounds
100
E0E2
#E0E2FB
Light backgroundsTable row hoverSkeleton loading
200
C5C9
#C5C9F7
Secondary backgroundsInput backgroundsDividers
300
989F
#989FF1
BordersInactive statesPlaceholder text
400
626D
#626DEA
Disabled statesSecondary iconsMuted text
500
3544
#3544E3
Primary brand colorCTAsActive elementsLinks
600
1B29
#1B29C5
Hover statesFocus ringsPrimary buttons hover
700
1521
#15219D
Active/pressed statesDark mode accentsSecondary text
800
0F17
#0F1770
Text on light backgroundsHeadingsStrong borders
900
0A0F
#0A0F48
Primary textHigh emphasis contentDark headings
950
0609
#06092D
Maximum contrast textDark mode backgrounds

Export Code

Copy ready-to-use code for your project

:root {
  --cobalt-50: #F2F3FD;
  --cobalt-100: #E0E2FB;
  --cobalt-200: #C5C9F7;
  --cobalt-300: #989FF1;
  --cobalt-400: #626DEA;
  --cobalt-500: #3544E3;
  --cobalt-600: #1B29C5;
  --cobalt-700: #15219D;
  --cobalt-800: #0F1770;
  --cobalt-900: #0A0F48;
  --cobalt-950: #06092D;
}
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