Cobalt

#18379A

Blue

Color Codes

All color formats for development

HEX
#18379A
RGB
rgb(24, 55, 154)
HSL
hsl(226, 73%, 35%)
OKLCH
oklch(0.385 0.165 265.4)
CMYK
cmyk(84%, 64%, 0%, 40%)

Accessibility

WCAG contrast compliance

On White Background

10.23:1

AA AAA

On Black Background

2.05:1

AA AAA
Run full accessibility check

Tailwind Scale

50-950 scale matching Tailwind CSS naming

50
#F2F4
100
#E0E6
200
#C6D1
300
#9AAE
400
#6583
500
#3860
600
#1E45
700
#1837
800
#1127
900
#0B19
950
#0710

Shades

Darker variations

1#16318B
2#132C7C
3#11266C
4#0E215D
5#0C1B4D
6#0A163E
7#07102E
8#050B1F
9#02050F

Tints

Lighter variations

1#1D41B7
2#214BD4
3#365EE0
4#5375E4
5#708CE9
6#8CA3ED
7#A9BAF2
8#C6D1F6
9#E2E8FB

Tones

Muted variations

1#1F3A94
2#253D8D
3#2C4187
4#324480
5#39487A
6#3F4B73
7#464F6D
8#4C5266
9#535660

Usage Guidelines

Recommended use cases for each shade level

LevelColorTypical Use Cases
50
F2F4
#F2F4FD
BackgroundsSubtle highlightsCard backgrounds
100
E0E6
#E0E6FA
Light backgroundsTable row hoverSkeleton loading
200
C6D1
#C6D1F6
Secondary backgroundsInput backgroundsDividers
300
9AAE
#9AAEEF
BordersInactive statesPlaceholder text
400
6583
#6583E7
Disabled statesSecondary iconsMuted text
500
3860
#3860E0
Primary brand colorCTAsActive elementsLinks
600
1E45
#1E45C2
Hover statesFocus ringsPrimary buttons hover
700
1837
#18379A
Active/pressed statesDark mode accentsSecondary text
800
1127
#11276E
Text on light backgroundsHeadingsStrong borders
900
0B19
#0B1947
Primary textHigh emphasis contentDark headings
950
0710
#07102C
Maximum contrast textDark mode backgrounds

Export Code

Copy ready-to-use code for your project

:root {
  --cobalt-50: #F2F4FD;
  --cobalt-100: #E0E6FA;
  --cobalt-200: #C6D1F6;
  --cobalt-300: #9AAEEF;
  --cobalt-400: #6583E7;
  --cobalt-500: #3860E0;
  --cobalt-600: #1E45C2;
  --cobalt-700: #18379A;
  --cobalt-800: #11276E;
  --cobalt-900: #0B1947;
  --cobalt-950: #07102C;
}
Generate More ShadesCreate PaletteConvert Color