Charcoal

#173869

Blue

Color Codes

All color formats for development

HEX
#173869
RGB
rgb(23, 56, 105)
HSL
hsl(216, 64%, 25%)
OKLCH
oklch(0.345 0.094 258.4)
CMYK
cmyk(78%, 47%, 0%, 59%)

Accessibility

WCAG contrast compliance

On White Background

11.63:1

AA AAA

On Black Background

1.81:1

AA AAA
Run full accessibility check

Tailwind Scale

50-950 scale matching Tailwind CSS naming

50
#F2F6
100
#E2EB
200
#C9DA
300
#9FBD
400
#6D9A
500
#437E
600
#2862
700
#204E
800
#1738
900
#0F24
950
#0916

Shades

Darker variations

1#15325E
2#122C54
3#102749
4#0E213F
5#0B1C34
6#09162A
7#07111F
8#050B15
9#02060A

Tints

Lighter variations

1#1E4888
2#2559A7
3#2C6AC7
4#437ED6
5#6293DD
6#82A9E3
7#A1BEEA
8#C0D4F1
9#E0E9F8

Tones

Muted variations

1#1B3864
2#1F3960
3#233A5C
4#273B58
5#2B3C54
6#2F3C50
7#343D4C
8#383E48
9#3C3F44

Usage Guidelines

Recommended use cases for each shade level

LevelColorTypical Use Cases
50
F2F6
#F2F6FC
BackgroundsSubtle highlightsCard backgrounds
100
E2EB
#E2EBF9
Light backgroundsTable row hoverSkeleton loading
200
C9DA
#C9DAF3
Secondary backgroundsInput backgroundsDividers
300
9FBD
#9FBDEA
BordersInactive statesPlaceholder text
400
6D9A
#6D9ADF
Disabled statesSecondary iconsMuted text
500
437E
#437ED6
Primary brand colorCTAsActive elementsLinks
600
2862
#2862B8
Hover statesFocus ringsPrimary buttons hover
700
204E
#204E92
Active/pressed statesDark mode accentsSecondary text
800
1738
#173869
Text on light backgroundsHeadingsStrong borders
900
0F24
#0F2443
Primary textHigh emphasis contentDark headings
950
0916
#09162A
Maximum contrast textDark mode backgrounds

Export Code

Copy ready-to-use code for your project

:root {
  --charcoal-50: #F2F6FC;
  --charcoal-100: #E2EBF9;
  --charcoal-200: #C9DAF3;
  --charcoal-300: #9FBDEA;
  --charcoal-400: #6D9ADF;
  --charcoal-500: #437ED6;
  --charcoal-600: #2862B8;
  --charcoal-700: #204E92;
  --charcoal-800: #173869;
  --charcoal-900: #0F2443;
  --charcoal-950: #09162A;
}
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