Charcoal

#283357

Blue

Color Codes

All color formats for development

HEX
#283357
RGB
rgb(40, 51, 87)
HSL
hsl(226, 37%, 25%)
OKLCH
oklch(0.33 0.066 269.7)
CMYK
cmyk(54%, 41%, 0%, 66%)

Accessibility

WCAG contrast compliance

On White Background

12.34:1

AA AAA

On Black Background

1.70:1

AA AAA
Run full accessibility check

Tailwind Scale

50-950 scale matching Tailwind CSS naming

50
#F5F6
100
#E7EA
200
#D2D7
300
#AFB9
400
#8594
500
#6276
600
#475A
700
#3848
800
#2833
900
#1A21
950
#1014

Shades

Darker variations

1#242E4F
2#202946
3#1C243D
4#181F34
5#141A2C
6#101423
7#0C0F1A
8#080A11
9#040509

Tints

Lighter variations

1#344372
2#40528C
3#4C61A6
4#6276B7
5#7C8DC3
6#96A3CF
7#B0BADB
8#CBD1E7
9#E5E8F3

Tones

Muted variations

1#2B3455
2#2D3653
3#2F3750
4#32384E
5#34394C
6#363B49
7#393C47
8#3B3D44
9#3D3E42

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
D2D7
#D2D7EA
Secondary backgroundsInput backgroundsDividers
300
AFB9
#AFB9DA
BordersInactive statesPlaceholder text
400
8594
#8594C7
Disabled statesSecondary iconsMuted text
500
6276
#6276B7
Primary brand colorCTAsActive elementsLinks
600
475A
#475A9A
Hover statesFocus ringsPrimary buttons hover
700
3848
#38487A
Active/pressed statesDark mode accentsSecondary text
800
2833
#283357
Text on light backgroundsHeadingsStrong borders
900
1A21
#1A2138
Primary textHigh emphasis contentDark headings
950
1014
#101423
Maximum contrast textDark mode backgrounds

Export Code

Copy ready-to-use code for your project

:root {
  --charcoal-50: #F5F6FA;
  --charcoal-100: #E7EAF4;
  --charcoal-200: #D2D7EA;
  --charcoal-300: #AFB9DA;
  --charcoal-400: #8594C7;
  --charcoal-500: #6276B7;
  --charcoal-600: #475A9A;
  --charcoal-700: #38487A;
  --charcoal-800: #283357;
  --charcoal-900: #1A2138;
  --charcoal-950: #101423;
}
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