Charcoal

#18183A

Blue

Color Codes

All color formats for development

HEX
#18183A
RGB
rgb(24, 24, 58)
HSL
hsl(240, 41%, 16%)
OKLCH
oklch(0.23 0.064 280.1)
CMYK
cmyk(59%, 59%, 0%, 77%)

Accessibility

WCAG contrast compliance

On White Background

17.06:1

AA AAA

On Black Background

1.23:1

AA AAA
Run full accessibility check

Tailwind Scale

50-950 scale matching Tailwind CSS naming

50
#F4F4
100
#E6E6
200
#D0D0
300
#ACAC
400
#8181
500
#5D5D
600
#4242
700
#3535
800
#2626
900
#1818
950
#0F0F

Shades

Darker variations

1#161634
2#13132E
3#111128
4#0E0E23
5#0C0C1D
6#0A0A17
7#070711
8#05050C
9#020206

Tints

Lighter variations

1#252558
2#313176
3#3E3E94
4#4B4BB2
5#6868C0
6#8686CC
7#A4A4D9
8#C3C3E6
9#E1E1F2

Tones

Muted variations

1#1A1A38
2#1B1B36
3#1D1D35
4#1F1F33
5#202031
6#22222F
7#24242E
8#25252C
9#27272A

Usage Guidelines

Recommended use cases for each shade level

LevelColorTypical Use Cases
50
F4F4
#F4F4FA
BackgroundsSubtle highlightsCard backgrounds
100
E6E6
#E6E6F4
Light backgroundsTable row hoverSkeleton loading
200
D0D0
#D0D0EB
Secondary backgroundsInput backgroundsDividers
300
ACAC
#ACACDC
BordersInactive statesPlaceholder text
400
8181
#8181CA
Disabled statesSecondary iconsMuted text
500
5D5D
#5D5DBB
Primary brand colorCTAsActive elementsLinks
600
4242
#42429E
Hover statesFocus ringsPrimary buttons hover
700
3535
#35357E
Active/pressed statesDark mode accentsSecondary text
800
2626
#26265A
Text on light backgroundsHeadingsStrong borders
900
1818
#18183A
Primary textHigh emphasis contentDark headings
950
0F0F
#0F0F24
Maximum contrast textDark mode backgrounds

Export Code

Copy ready-to-use code for your project

:root {
  --charcoal-50: #F4F4FA;
  --charcoal-100: #E6E6F4;
  --charcoal-200: #D0D0EB;
  --charcoal-300: #ACACDC;
  --charcoal-400: #8181CA;
  --charcoal-500: #5D5DBB;
  --charcoal-600: #42429E;
  --charcoal-700: #35357E;
  --charcoal-800: #26265A;
  --charcoal-900: #18183A;
  --charcoal-950: #0F0F24;
}
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