Charcoal

#17183A

Blue

Color Codes

All color formats for development

HEX
#17183A
RGB
rgb(23, 24, 58)
HSL
hsl(238, 43%, 16%)
OKLCH
oklch(0.23 0.064 278.8)
CMYK
cmyk(60%, 59%, 0%, 77%)

Accessibility

WCAG contrast compliance

On White Background

17.10:1

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
#E5E6
200
#D0D1
300
#ABAD
400
#7F82
500
#5B5E
600
#4043
700
#3335
800
#2426
900
#1718
950
#0F0F

Shades

Darker variations

1#151635
2#13142F
3#101129
4#0E0F23
5#0C0C1D
6#090A17
7#070712
8#05050C
9#020206

Tints

Lighter variations

1#232559
2#303278
3#3C3F96
4#484CB5
5#6669C2
6#8487CE
7#A3A5DA
8#C2C3E7
9#E0E1F3

Tones

Muted variations

1#191A39
2#1B1C37
3#1D1D35
4#1E1F33
5#202132
6#222230
7#24242E
8#25262C
9#27272B

Usage Guidelines

Recommended use cases for each shade level

LevelColorTypical Use Cases
50
F4F4
#F4F4FB
BackgroundsSubtle highlightsCard backgrounds
100
E5E6
#E5E6F5
Light backgroundsTable row hoverSkeleton loading
200
D0D1
#D0D1EC
Secondary backgroundsInput backgroundsDividers
300
ABAD
#ABADDE
BordersInactive statesPlaceholder text
400
7F82
#7F82CC
Disabled statesSecondary iconsMuted text
500
5B5E
#5B5EBE
Primary brand colorCTAsActive elementsLinks
600
4043
#4043A0
Hover statesFocus ringsPrimary buttons hover
700
3335
#333580
Active/pressed statesDark mode accentsSecondary text
800
2426
#24265B
Text on light backgroundsHeadingsStrong borders
900
1718
#17183A
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: #F4F4FB;
  --charcoal-100: #E5E6F5;
  --charcoal-200: #D0D1EC;
  --charcoal-300: #ABADDE;
  --charcoal-400: #7F82CC;
  --charcoal-500: #5B5EBE;
  --charcoal-600: #4043A0;
  --charcoal-700: #333580;
  --charcoal-800: #24265B;
  --charcoal-900: #17183A;
  --charcoal-950: #0F0F24;
}
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