Charcoal

#243F5C

Blue

Color Codes

All color formats for development

HEX
#243F5C
RGB
rgb(36, 63, 92)
HSL
hsl(211, 44%, 25%)
OKLCH
oklch(0.36 0.06 251.4)
CMYK
cmyk(61%, 32%, 0%, 64%)

Accessibility

WCAG contrast compliance

On White Background

10.82:1

AA AAA

On Black Background

1.94:1

AA AAA
Run full accessibility check

Tailwind Scale

50-950 scale matching Tailwind CSS naming

50
#F4F7
100
#E5ED
200
#CFDD
300
#ABC3
400
#7EA4
500
#5A8B
600
#3F6F
700
#3258
800
#243F
900
#1728
950
#0E19

Shades

Darker variations

1#203953
2#1D3249
3#192C40
4#152637
5#121F2E
6#0E1925
7#0B131C
8#070D12
9#040609

Tints

Lighter variations

1#2E5277
2#396593
3#4477AE
4#5A8BBF
5#759EC9
6#91B1D4
7#ACC5DF
8#C8D8EA
9#E3ECF4

Tones

Muted variations

1#273F59
2#293F56
3#2C3F53
4#2F3F51
5#323F4E
6#353F4B
7#373F48
8#3A4045
9#3D4043

Usage Guidelines

Recommended use cases for each shade level

LevelColorTypical Use Cases
50
F4F7
#F4F7FB
BackgroundsSubtle highlightsCard backgrounds
100
E5ED
#E5EDF5
Light backgroundsTable row hoverSkeleton loading
200
CFDD
#CFDDEC
Secondary backgroundsInput backgroundsDividers
300
ABC3
#ABC3DE
BordersInactive statesPlaceholder text
400
7EA4
#7EA4CD
Disabled statesSecondary iconsMuted text
500
5A8B
#5A8BBF
Primary brand colorCTAsActive elementsLinks
600
3F6F
#3F6FA2
Hover statesFocus ringsPrimary buttons hover
700
3258
#325881
Active/pressed statesDark mode accentsSecondary text
800
243F
#243F5C
Text on light backgroundsHeadingsStrong borders
900
1728
#17283B
Primary textHigh emphasis contentDark headings
950
0E19
#0E1925
Maximum contrast textDark mode backgrounds

Export Code

Copy ready-to-use code for your project

:root {
  --charcoal-50: #F4F7FB;
  --charcoal-100: #E5EDF5;
  --charcoal-200: #CFDDEC;
  --charcoal-300: #ABC3DE;
  --charcoal-400: #7EA4CD;
  --charcoal-500: #5A8BBF;
  --charcoal-600: #3F6FA2;
  --charcoal-700: #325881;
  --charcoal-800: #243F5C;
  --charcoal-900: #17283B;
  --charcoal-950: #0E1925;
}
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