Charcoal

#283057

Blue

Color Codes

All color formats for development

HEX
#283057
RGB
rgb(40, 48, 87)
HSL
hsl(230, 37%, 25%)
OKLCH
oklch(0.323 0.07 273.1)
CMYK
cmyk(54%, 45%, 0%, 66%)

Accessibility

WCAG contrast compliance

On White Background

12.72:1

AA AAA

On Black Background

1.65:1

AA AAA
Run full accessibility check

Tailwind Scale

50-950 scale matching Tailwind CSS naming

50
#F5F5
100
#E7E9
200
#D2D6
300
#AFB6
400
#8590
500
#6270
600
#4755
700
#3843
800
#2830
900
#1A1F
950
#1013

Shades

Darker variations

1#242B4F
2#202646
3#1C223D
4#181D34
5#14182C
6#101323
7#0C0E1A
8#080A11
9#040509

Tints

Lighter variations

1#343E72
2#404D8C
3#4C5BA6
4#6270B7
5#7C88C3
6#96A0CF
7#B0B7DB
8#CBCFE7
9#E5E7F3

Tones

Muted variations

1#2B3255
2#2D3353
3#2F3550
4#32364E
5#34384C
6#363949
7#393B47
8#3B3D44
9#3D3E42

Usage Guidelines

Recommended use cases for each shade level

LevelColorTypical Use Cases
50
F5F5
#F5F5FA
BackgroundsSubtle highlightsCard backgrounds
100
E7E9
#E7E9F4
Light backgroundsTable row hoverSkeleton loading
200
D2D6
#D2D6EA
Secondary backgroundsInput backgroundsDividers
300
AFB6
#AFB6DA
BordersInactive statesPlaceholder text
400
8590
#8590C7
Disabled statesSecondary iconsMuted text
500
6270
#6270B7
Primary brand colorCTAsActive elementsLinks
600
4755
#47559A
Hover statesFocus ringsPrimary buttons hover
700
3843
#38437A
Active/pressed statesDark mode accentsSecondary text
800
2830
#283057
Text on light backgroundsHeadingsStrong borders
900
1A1F
#1A1F38
Primary textHigh emphasis contentDark headings
950
1013
#101323
Maximum contrast textDark mode backgrounds

Export Code

Copy ready-to-use code for your project

:root {
  --charcoal-50: #F5F5FA;
  --charcoal-100: #E7E9F4;
  --charcoal-200: #D2D6EA;
  --charcoal-300: #AFB6DA;
  --charcoal-400: #8590C7;
  --charcoal-500: #6270B7;
  --charcoal-600: #47559A;
  --charcoal-700: #38437A;
  --charcoal-800: #283057;
  --charcoal-900: #1A1F38;
  --charcoal-950: #101323;
}
Generate More ShadesCreate PaletteConvert Color