Charcoal

#173969

Blue

Color Codes

All color formats for development

HEX
#173969
RGB
rgb(23, 57, 105)
HSL
hsl(215, 64%, 25%)
OKLCH
oklch(0.347 0.093 257.6)
CMYK
cmyk(78%, 46%, 0%, 59%)

Accessibility

WCAG contrast compliance

On White Background

11.50:1

AA AAA

On Black Background

1.83:1

AA AAA
Run full accessibility check

Tailwind Scale

50-950 scale matching Tailwind CSS naming

50
#F2F7
100
#E2EB
200
#C9DA
300
#9FBE
400
#6D9C
500
#4380
600
#2864
700
#2050
800
#1739
900
#0F24
950
#0917

Shades

Darker variations

1#15335E
2#122E54
3#102849
4#0E223F
5#0B1C34
6#09172A
7#07111F
8#050B15
9#02060A

Tints

Lighter variations

1#1E4A88
2#255BA7
3#2C6CC7
4#4380D6
5#6295DD
6#82AAE3
7#A1C0EA
8#C0D5F1
9#E0EAF8

Tones

Muted variations

1#1B3A64
2#1F3A60
3#233B5C
4#273C58
5#2B3C54
6#2F3D50
7#343E4C
8#383E48
9#3C3F44

Usage Guidelines

Recommended use cases for each shade level

LevelColorTypical Use Cases
50
F2F7
#F2F7FC
BackgroundsSubtle highlightsCard backgrounds
100
E2EB
#E2EBF9
Light backgroundsTable row hoverSkeleton loading
200
C9DA
#C9DAF3
Secondary backgroundsInput backgroundsDividers
300
9FBE
#9FBEEA
BordersInactive statesPlaceholder text
400
6D9C
#6D9CDF
Disabled statesSecondary iconsMuted text
500
4380
#4380D6
Primary brand colorCTAsActive elementsLinks
600
2864
#2864B8
Hover statesFocus ringsPrimary buttons hover
700
2050
#205092
Active/pressed statesDark mode accentsSecondary text
800
1739
#173969
Text on light backgroundsHeadingsStrong borders
900
0F24
#0F2443
Primary textHigh emphasis contentDark headings
950
0917
#09172A
Maximum contrast textDark mode backgrounds

Export Code

Copy ready-to-use code for your project

:root {
  --charcoal-50: #F2F7FC;
  --charcoal-100: #E2EBF9;
  --charcoal-200: #C9DAF3;
  --charcoal-300: #9FBEEA;
  --charcoal-400: #6D9CDF;
  --charcoal-500: #4380D6;
  --charcoal-600: #2864B8;
  --charcoal-700: #205092;
  --charcoal-800: #173969;
  --charcoal-900: #0F2443;
  --charcoal-950: #09172A;
}
Generate More ShadesCreate PaletteConvert Color