Charcoal

#013551

Blue

Color Codes

All color formats for development

HEX
#013551
RGB
rgb(1, 53, 81)
HSL
hsl(201, 98%, 16%)
OKLCH
oklch(0.314 0.071 239.7)
CMYK
cmyk(99%, 35%, 0%, 68%)

Accessibility

WCAG contrast compliance

On White Background

12.89:1

AA AAA

On Black Background

1.63:1

AA AAA
Run full accessibility check

Tailwind Scale

50-950 scale matching Tailwind CSS naming

50
#F0FA
100
#DCF2
200
#BDE8
300
#8BD6
400
#4EC0
500
#1CAE
600
#0291
700
#0273
800
#0152
900
#0135
950
#0121

Shades

Darker variations

1#013049
2#012A41
3#012539
4#002030
5#001A28
6#001520
7#001018
8#000B10
9#000508

Tints

Lighter variations

1#01517B
2#026CA6
3#0288D0
4#03A4FA
5#2BB3FD
6#55C3FD
7#80D2FE
8#AAE1FE
9#D5F0FF

Tones

Muted variations

1#05344D
2#093249
3#0D3145
4#113041
5#152F3D
6#192E39
7#1D2C35
8#212B31
9#252A2D

Usage Guidelines

Recommended use cases for each shade level

LevelColorTypical Use Cases
50
F0FA
#F0FAFF
BackgroundsSubtle highlightsCard backgrounds
100
DCF2
#DCF2FF
Light backgroundsTable row hoverSkeleton loading
200
BDE8
#BDE8FE
Secondary backgroundsInput backgroundsDividers
300
8BD6
#8BD6FE
BordersInactive statesPlaceholder text
400
4EC0
#4EC0FD
Disabled statesSecondary iconsMuted text
500
1CAE
#1CAEFD
Primary brand colorCTAsActive elementsLinks
600
0291
#0291DE
Hover statesFocus ringsPrimary buttons hover
700
0273
#0273B1
Active/pressed statesDark mode accentsSecondary text
800
0152
#01527E
Text on light backgroundsHeadingsStrong borders
900
0135
#013551
Primary textHigh emphasis contentDark headings
950
0121
#012132
Maximum contrast textDark mode backgrounds

Export Code

Copy ready-to-use code for your project

:root {
  --charcoal-50: #F0FAFF;
  --charcoal-100: #DCF2FF;
  --charcoal-200: #BDE8FE;
  --charcoal-300: #8BD6FE;
  --charcoal-400: #4EC0FD;
  --charcoal-500: #1CAEFD;
  --charcoal-600: #0291DE;
  --charcoal-700: #0273B1;
  --charcoal-800: #01527E;
  --charcoal-900: #013551;
  --charcoal-950: #012132;
}
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