Charcoal

#18243A

Blue

Color Codes

All color formats for development

HEX
#18243A
RGB
rgb(24, 36, 58)
HSL
hsl(219, 41%, 16%)
OKLCH
oklch(0.261 0.045 261.9)
CMYK
cmyk(59%, 38%, 0%, 77%)

Accessibility

WCAG contrast compliance

On White Background

15.53:1

AA AAA

On Black Background

1.35:1

AA AAA
Run full accessibility check

Tailwind Scale

50-950 scale matching Tailwind CSS naming

50
#F4F6
100
#E6EB
200
#D0DA
300
#ACBD
400
#819B
500
#5D7E
600
#4262
700
#354E
800
#2638
900
#1824
950
#0F16

Shades

Darker variations

1#162034
2#131D2E
3#111928
4#0E1523
5#0C121D
6#0A0E17
7#070B11
8#05070C
9#020406

Tints

Lighter variations

1#253758
2#314976
3#3E5C94
4#4B6FB2
5#6887C0
6#869FCC
7#A4B7D9
8#C3CFE6
9#E1E7F2

Tones

Muted variations

1#1A2438
2#1B2536
3#1D2535
4#1F2633
5#202631
6#22272F
7#24272E
8#25282C
9#27282A

Usage Guidelines

Recommended use cases for each shade level

LevelColorTypical Use Cases
50
F4F6
#F4F6FA
BackgroundsSubtle highlightsCard backgrounds
100
E6EB
#E6EBF4
Light backgroundsTable row hoverSkeleton loading
200
D0DA
#D0DAEB
Secondary backgroundsInput backgroundsDividers
300
ACBD
#ACBDDC
BordersInactive statesPlaceholder text
400
819B
#819BCA
Disabled statesSecondary iconsMuted text
500
5D7E
#5D7EBB
Primary brand colorCTAsActive elementsLinks
600
4262
#42629E
Hover statesFocus ringsPrimary buttons hover
700
354E
#354E7E
Active/pressed statesDark mode accentsSecondary text
800
2638
#26385A
Text on light backgroundsHeadingsStrong borders
900
1824
#18243A
Primary textHigh emphasis contentDark headings
950
0F16
#0F1624
Maximum contrast textDark mode backgrounds

Export Code

Copy ready-to-use code for your project

:root {
  --charcoal-50: #F4F6FA;
  --charcoal-100: #E6EBF4;
  --charcoal-200: #D0DAEB;
  --charcoal-300: #ACBDDC;
  --charcoal-400: #819BCA;
  --charcoal-500: #5D7EBB;
  --charcoal-600: #42629E;
  --charcoal-700: #354E7E;
  --charcoal-800: #26385A;
  --charcoal-900: #18243A;
  --charcoal-950: #0F1624;
}
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