Charcoal

#283457

Blue

Color Codes

All color formats for development

HEX
#283457
RGB
rgb(40, 52, 87)
HSL
hsl(225, 37%, 25%)
OKLCH
oklch(0.332 0.064 268.4)
CMYK
cmyk(54%, 40%, 0%, 66%)

Accessibility

WCAG contrast compliance

On White Background

12.22:1

AA AAA

On Black Background

1.72:1

AA AAA
Run full accessibility check

Tailwind Scale

50-950 scale matching Tailwind CSS naming

50
#F5F6
100
#E7EA
200
#D2D8
300
#AFB9
400
#8595
500
#6277
600
#475B
700
#3849
800
#2834
900
#1A21
950
#1015

Shades

Darker variations

1#242F4F
2#202A46
3#1C243D
4#181F34
5#141A2C
6#101523
7#0C101A
8#080A11
9#040509

Tints

Lighter variations

1#344472
2#40538C
3#4C63A6
4#6277B7
5#7C8EC3
6#96A4CF
7#B0BBDB
8#CBD2E7
9#E5E8F3

Tones

Muted variations

1#2B3555
2#2D3653
3#2F3750
4#32394E
5#343A4C
6#363B49
7#393C47
8#3B3D44
9#3D3F42

Usage Guidelines

Recommended use cases for each shade level

LevelColorTypical Use Cases
50
F5F6
#F5F6FA
BackgroundsSubtle highlightsCard backgrounds
100
E7EA
#E7EAF4
Light backgroundsTable row hoverSkeleton loading
200
D2D8
#D2D8EA
Secondary backgroundsInput backgroundsDividers
300
AFB9
#AFB9DA
BordersInactive statesPlaceholder text
400
8595
#8595C7
Disabled statesSecondary iconsMuted text
500
6277
#6277B7
Primary brand colorCTAsActive elementsLinks
600
475B
#475B9A
Hover statesFocus ringsPrimary buttons hover
700
3849
#38497A
Active/pressed statesDark mode accentsSecondary text
800
2834
#283457
Text on light backgroundsHeadingsStrong borders
900
1A21
#1A2138
Primary textHigh emphasis contentDark headings
950
1015
#101523
Maximum contrast textDark mode backgrounds

Export Code

Copy ready-to-use code for your project

:root {
  --charcoal-50: #F5F6FA;
  --charcoal-100: #E7EAF4;
  --charcoal-200: #D2D8EA;
  --charcoal-300: #AFB9DA;
  --charcoal-400: #8595C7;
  --charcoal-500: #6277B7;
  --charcoal-600: #475B9A;
  --charcoal-700: #38497A;
  --charcoal-800: #283457;
  --charcoal-900: #1A2138;
  --charcoal-950: #101523;
}
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