Charcoal

#303A4F

Blue

Color Codes

All color formats for development

HEX
#303A4F
RGB
rgb(48, 58, 79)
HSL
hsl(221, 24%, 25%)
OKLCH
oklch(0.349 0.039 264.7)
CMYK
cmyk(39%, 27%, 0%, 69%)

Accessibility

WCAG contrast compliance

On White Background

11.39:1

AA AAA

On Black Background

1.84:1

AA AAA
Run full accessibility check

Tailwind Scale

50-950 scale matching Tailwind CSS naming

50
#F6F7
100
#E9EC
200
#D6DB
300
#B6BF
400
#909E
500
#7182
600
#5566
700
#4451
800
#303A
900
#1F25
950
#1317

Shades

Darker variations

1#2C3447
2#272F3F
3#222937
4#1D232F
5#181D28
6#131720
7#0F1118
8#0A0C10
9#050608

Tints

Lighter variations

1#3F4C67
2#4E5D7E
3#5C6E96
4#7182A8
5#8897B6
6#A0ACC5
7#B8C1D3
8#D0D5E2
9#E7EAF0

Tones

Muted variations

1#323B4E
2#343B4C
3#353C4A
4#373C49
5#383D47
6#3A3E46
7#3B3E44
8#3D3F43
9#3E3F41

Usage Guidelines

Recommended use cases for each shade level

LevelColorTypical Use Cases
50
F6F7
#F6F7F9
BackgroundsSubtle highlightsCard backgrounds
100
E9EC
#E9ECF1
Light backgroundsTable row hoverSkeleton loading
200
D6DB
#D6DBE6
Secondary backgroundsInput backgroundsDividers
300
B6BF
#B6BFD2
BordersInactive statesPlaceholder text
400
909E
#909EBB
Disabled statesSecondary iconsMuted text
500
7182
#7182A8
Primary brand colorCTAsActive elementsLinks
600
5566
#55668B
Hover statesFocus ringsPrimary buttons hover
700
4451
#44516F
Active/pressed statesDark mode accentsSecondary text
800
303A
#303A4F
Text on light backgroundsHeadingsStrong borders
900
1F25
#1F2533
Primary textHigh emphasis contentDark headings
950
1317
#131720
Maximum contrast textDark mode backgrounds

Export Code

Copy ready-to-use code for your project

:root {
  --charcoal-50: #F6F7F9;
  --charcoal-100: #E9ECF1;
  --charcoal-200: #D6DBE6;
  --charcoal-300: #B6BFD2;
  --charcoal-400: #909EBB;
  --charcoal-500: #7182A8;
  --charcoal-600: #55668B;
  --charcoal-700: #44516F;
  --charcoal-800: #303A4F;
  --charcoal-900: #1F2533;
  --charcoal-950: #131720;
}
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