Charcoal

#3F5073

Blue

Color Codes

All color formats for development

HEX
#3F5073
RGB
rgb(63, 80, 115)
HSL
hsl(220, 29%, 35%)
OKLCH
oklch(0.433 0.062 264.1)
CMYK
cmyk(45%, 30%, 0%, 55%)

Accessibility

WCAG contrast compliance

On White Background

8.06:1

AA AAA

On Black Background

2.61:1

AA AAA
Run full accessibility check

Tailwind Scale

50-950 scale matching Tailwind CSS naming

50
#F5F7
100
#E8EB
200
#D4DB
300
#B3BF
400
#8C9D
500
#6B81
600
#5065
700
#3F51
800
#2D3A
900
#1D25
950
#1217

Shades

Darker variations

1#394968
2#33405C
3#2C3851
4#263045
5#20283A
6#19202E
7#131823
8#0D1017
9#06080C

Tints

Lighter variations

1#4B6089
2#576F9E
3#6980AD
4#7F92B8
5#94A4C4
6#A9B6D0
7#BFC8DC
8#D4DBE7
9#EAEDF3

Tones

Muted variations

1#425171
2#45526E
3#47536B
4#4A5469
5#4C5566
6#4F5664
7#515761
8#54585E
9#57585C

Usage Guidelines

Recommended use cases for each shade level

LevelColorTypical Use Cases
50
F5F7
#F5F7FA
BackgroundsSubtle highlightsCard backgrounds
100
E8EB
#E8EBF2
Light backgroundsTable row hoverSkeleton loading
200
D4DB
#D4DBE7
Secondary backgroundsInput backgroundsDividers
300
B3BF
#B3BFD5
BordersInactive statesPlaceholder text
400
8C9D
#8C9DC0
Disabled statesSecondary iconsMuted text
500
6B81
#6B81AE
Primary brand colorCTAsActive elementsLinks
600
5065
#506591
Hover statesFocus ringsPrimary buttons hover
700
3F51
#3F5173
Active/pressed statesDark mode accentsSecondary text
800
2D3A
#2D3A52
Text on light backgroundsHeadingsStrong borders
900
1D25
#1D2535
Primary textHigh emphasis contentDark headings
950
1217
#121721
Maximum contrast textDark mode backgrounds

Export Code

Copy ready-to-use code for your project

:root {
  --charcoal-50: #F5F7FA;
  --charcoal-100: #E8EBF2;
  --charcoal-200: #D4DBE7;
  --charcoal-300: #B3BFD5;
  --charcoal-400: #8C9DC0;
  --charcoal-500: #6B81AE;
  --charcoal-600: #506591;
  --charcoal-700: #3F5173;
  --charcoal-800: #2D3A52;
  --charcoal-900: #1D2535;
  --charcoal-950: #121721;
}
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