Cobalt

#18259A

Blue

Color Codes

All color formats for development

HEX
#18259A
RGB
rgb(24, 37, 154)
HSL
hsl(234, 73%, 35%)
OKLCH
oklch(0.354 0.185 268.2)
CMYK
cmyk(84%, 76%, 0%, 40%)

Accessibility

WCAG contrast compliance

On White Background

11.86:1

AA AAA

On Black Background

1.77:1

AA AAA
Run full accessibility check

Tailwind Scale

50-950 scale matching Tailwind CSS naming

50
#F2F3
100
#E0E3
200
#C6CA
300
#9AA2
400
#6572
500
#3849
600
#1E2F
700
#1825
800
#111B
900
#0B11
950
#070B

Shades

Darker variations

1#16218B
2#131E7C
3#111A6C
4#0E165D
5#0C134D
6#0A0F3E
7#070B2E
8#05071F
9#02040F

Tints

Lighter variations

1#1D2CB7
2#2133D4
3#3647E0
4#5361E4
5#707CE9
6#8C96ED
7#A9B0F2
8#C6CAF6
9#E2E5FB

Tones

Muted variations

1#1F2A94
2#25308D
3#2C3587
4#323A80
5#393F7A
6#3F4473
7#464A6D
8#4C4F66
9#535460

Usage Guidelines

Recommended use cases for each shade level

LevelColorTypical Use Cases
50
F2F3
#F2F3FD
BackgroundsSubtle highlightsCard backgrounds
100
E0E3
#E0E3FA
Light backgroundsTable row hoverSkeleton loading
200
C6CA
#C6CAF6
Secondary backgroundsInput backgroundsDividers
300
9AA2
#9AA2EF
BordersInactive statesPlaceholder text
400
6572
#6572E7
Disabled statesSecondary iconsMuted text
500
3849
#3849E0
Primary brand colorCTAsActive elementsLinks
600
1E2F
#1E2FC2
Hover statesFocus ringsPrimary buttons hover
700
1825
#18259A
Active/pressed statesDark mode accentsSecondary text
800
111B
#111B6E
Text on light backgroundsHeadingsStrong borders
900
0B11
#0B1147
Primary textHigh emphasis contentDark headings
950
070B
#070B2C
Maximum contrast textDark mode backgrounds

Export Code

Copy ready-to-use code for your project

:root {
  --cobalt-50: #F2F3FD;
  --cobalt-100: #E0E3FA;
  --cobalt-200: #C6CAF6;
  --cobalt-300: #9AA2EF;
  --cobalt-400: #6572E7;
  --cobalt-500: #3849E0;
  --cobalt-600: #1E2FC2;
  --cobalt-700: #18259A;
  --cobalt-800: #111B6E;
  --cobalt-900: #0B1147;
  --cobalt-950: #070B2C;
}
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