Charcoal

#151D3C

Blue

Color Codes

All color formats for development

HEX
#151D3C
RGB
rgb(21, 29, 60)
HSL
hsl(228, 48%, 16%)
OKLCH
oklch(0.242 0.06 270.5)
CMYK
cmyk(65%, 52%, 0%, 76%)

Accessibility

WCAG contrast compliance

On White Background

16.50:1

AA AAA

On Black Background

1.27:1

AA AAA
Run full accessibility check

Tailwind Scale

50-950 scale matching Tailwind CSS naming

50
#F4F5
100
#E5E8
200
#CED4
300
#A8B3
400
#7B8C
500
#556B
600
#3A50
700
#2E40
800
#212D
900
#151D
950
#0D12

Shades

Darker variations

1#131A36
2#111730
3#0F142A
4#0D1124
5#0B0F1E
6#080C18
7#060912
8#04060C
9#020306

Tints

Lighter variations

1#202C5C
2#2B3C7C
3#374B9B
4#425ABB
5#6075C7
6#8091D2
7#A0ACDE
8#C0C8E9
9#DFE3F4

Tones

Muted variations

1#171E3A
2#191F38
3#1B2137
4#1D2235
5#1F2333
6#212431
7#23252F
8#25262D
9#27282B

Usage Guidelines

Recommended use cases for each shade level

LevelColorTypical Use Cases
50
F4F5
#F4F5FB
BackgroundsSubtle highlightsCard backgrounds
100
E5E8
#E5E8F6
Light backgroundsTable row hoverSkeleton loading
200
CED4
#CED4EE
Secondary backgroundsInput backgroundsDividers
300
A8B3
#A8B3E1
BordersInactive statesPlaceholder text
400
7B8C
#7B8CD1
Disabled statesSecondary iconsMuted text
500
556B
#556BC3
Primary brand colorCTAsActive elementsLinks
600
3A50
#3A50A6
Hover statesFocus ringsPrimary buttons hover
700
2E40
#2E4084
Active/pressed statesDark mode accentsSecondary text
800
212D
#212D5E
Text on light backgroundsHeadingsStrong borders
900
151D
#151D3C
Primary textHigh emphasis contentDark headings
950
0D12
#0D1226
Maximum contrast textDark mode backgrounds

Export Code

Copy ready-to-use code for your project

:root {
  --charcoal-50: #F4F5FB;
  --charcoal-100: #E5E8F6;
  --charcoal-200: #CED4EE;
  --charcoal-300: #A8B3E1;
  --charcoal-400: #7B8CD1;
  --charcoal-500: #556BC3;
  --charcoal-600: #3A50A6;
  --charcoal-700: #2E4084;
  --charcoal-800: #212D5E;
  --charcoal-900: #151D3C;
  --charcoal-950: #0D1226;
}
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