Cobalt

#18489A

Blue

Color Codes

All color formats for development

HEX
#18489A
RGB
rgb(24, 72, 154)
HSL
hsl(218, 73%, 35%)
OKLCH
oklch(0.421 0.144 260.5)
CMYK
cmyk(84%, 53%, 0%, 40%)

Accessibility

WCAG contrast compliance

On White Background

8.63:1

AA AAA

On Black Background

2.43:1

AA AAA
Run full accessibility check

Tailwind Scale

50-950 scale matching Tailwind CSS naming

50
#F2F6
100
#E0EA
200
#C6D7
300
#9AB9
400
#6594
500
#3876
600
#1E5A
700
#1848
800
#1133
900
#0B21
950
#0715

Shades

Darker variations

1#16418B
2#133A7C
3#11326C
4#0E2B5D
5#0C244D
6#0A1D3E
7#07162E
8#050E1F
9#02070F

Tints

Lighter variations

1#1D55B7
2#2163D4
3#3674E0
4#5388E4
5#709CE9
6#8CB0ED
7#A9C4F2
8#C6D7F6
9#E2EBFB

Tones

Muted variations

1#1F4A94
2#254B8D
3#2C4D87
4#324F80
5#39517A
6#3F5273
7#46546D
8#4C5666
9#535860

Usage Guidelines

Recommended use cases for each shade level

LevelColorTypical Use Cases
50
F2F6
#F2F6FD
BackgroundsSubtle highlightsCard backgrounds
100
E0EA
#E0EAFA
Light backgroundsTable row hoverSkeleton loading
200
C6D7
#C6D7F6
Secondary backgroundsInput backgroundsDividers
300
9AB9
#9AB9EF
BordersInactive statesPlaceholder text
400
6594
#6594E7
Disabled statesSecondary iconsMuted text
500
3876
#3876E0
Primary brand colorCTAsActive elementsLinks
600
1E5A
#1E5AC2
Hover statesFocus ringsPrimary buttons hover
700
1848
#18489A
Active/pressed statesDark mode accentsSecondary text
800
1133
#11336E
Text on light backgroundsHeadingsStrong borders
900
0B21
#0B2147
Primary textHigh emphasis contentDark headings
950
0715
#07152C
Maximum contrast textDark mode backgrounds

Export Code

Copy ready-to-use code for your project

:root {
  --cobalt-50: #F2F6FD;
  --cobalt-100: #E0EAFA;
  --cobalt-200: #C6D7F6;
  --cobalt-300: #9AB9EF;
  --cobalt-400: #6594E7;
  --cobalt-500: #3876E0;
  --cobalt-600: #1E5AC2;
  --cobalt-700: #18489A;
  --cobalt-800: #11336E;
  --cobalt-900: #0B2147;
  --cobalt-950: #07152C;
}
Generate More ShadesCreate PaletteConvert Color