Charcoal

#16233B

Blue

Color Codes

All color formats for development

HEX
#16233B
RGB
rgb(22, 35, 59)
HSL
hsl(219, 46%, 16%)
OKLCH
oklch(0.257 0.049 261.9)
CMYK
cmyk(63%, 41%, 0%, 77%)

Accessibility

WCAG contrast compliance

On White Background

15.70:1

AA AAA

On Black Background

1.34:1

AA AAA
Run full accessibility check

Tailwind Scale

50-950 scale matching Tailwind CSS naming

50
#F4F6
100
#E5EB
200
#CFD9
300
#A9BC
400
#7D99
500
#577C
600
#3D61
700
#304D
800
#2237
900
#1623
950
#0E16

Shades

Darker variations

1#142036
2#121C30
3#0F192A
4#0D1524
5#0B121E
6#090E18
7#070B12
8#04070C
9#020406

Tints

Lighter variations

1#22365B
2#2D487A
3#395B99
4#446DB9
5#6385C5
6#829DD1
7#A1B6DC
8#C0CEE8
9#E0E7F3

Tones

Muted variations

1#18243A
2#1A2438
3#1C2536
4#1E2534
5#1F2632
6#212730
7#23272E
8#25282D
9#27282B

Usage Guidelines

Recommended use cases for each shade level

LevelColorTypical Use Cases
50
F4F6
#F4F6FB
BackgroundsSubtle highlightsCard backgrounds
100
E5EB
#E5EBF5
Light backgroundsTable row hoverSkeleton loading
200
CFD9
#CFD9ED
Secondary backgroundsInput backgroundsDividers
300
A9BC
#A9BCDF
BordersInactive statesPlaceholder text
400
7D99
#7D99CF
Disabled statesSecondary iconsMuted text
500
577C
#577CC1
Primary brand colorCTAsActive elementsLinks
600
3D61
#3D61A4
Hover statesFocus ringsPrimary buttons hover
700
304D
#304D82
Active/pressed statesDark mode accentsSecondary text
800
2237
#22375D
Text on light backgroundsHeadingsStrong borders
900
1623
#16233C
Primary textHigh emphasis contentDark headings
950
0E16
#0E1625
Maximum contrast textDark mode backgrounds

Export Code

Copy ready-to-use code for your project

:root {
  --charcoal-50: #F4F6FB;
  --charcoal-100: #E5EBF5;
  --charcoal-200: #CFD9ED;
  --charcoal-300: #A9BCDF;
  --charcoal-400: #7D99CF;
  --charcoal-500: #577CC1;
  --charcoal-600: #3D61A4;
  --charcoal-700: #304D82;
  --charcoal-800: #22375D;
  --charcoal-900: #16233C;
  --charcoal-950: #0E1625;
}
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