Charcoal

#131B3F

Blue

Color Codes

All color formats for development

HEX
#131B3F
RGB
rgb(19, 27, 63)
HSL
hsl(229, 54%, 16%)
OKLCH
oklch(0.238 0.069 270.9)
CMYK
cmyk(70%, 57%, 0%, 75%)

Accessibility

WCAG contrast compliance

On White Background

16.72:1

AA AAA

On Black Background

1.26:1

AA AAA
Run full accessibility check

Tailwind Scale

50-950 scale matching Tailwind CSS naming

50
#F3F5
100
#E4E7
200
#CCD3
300
#A5B0
400
#7687
500
#4E65
600
#344A
700
#293B
800
#1D2A
900
#131B
950
#0C11

Shades

Darker variations

1#111839
2#0F1532
3#0D132C
4#0B1026
5#090D1F
6#080B19
7#060813
8#04050D
9#020306

Tints

Lighter variations

1#1D2960
2#263781
3#3045A2
4#3A53C3
5#5A6FCE
6#7B8CD8
7#9CA9E1
8#BDC6EB
9#DEE2F5

Tones

Muted variations

1#151C3D
2#171E3A
3#191F38
4#1C2036
5#1E2234
6#202332
7#22252F
8#24262D
9#27272B

Usage Guidelines

Recommended use cases for each shade level

LevelColorTypical Use Cases
50
F3F5
#F3F5FB
BackgroundsSubtle highlightsCard backgrounds
100
E4E7
#E4E7F7
Light backgroundsTable row hoverSkeleton loading
200
CCD3
#CCD3F0
Secondary backgroundsInput backgroundsDividers
300
A5B0
#A5B0E4
BordersInactive statesPlaceholder text
400
7687
#7687D6
Disabled statesSecondary iconsMuted text
500
4E65
#4E65CA
Primary brand colorCTAsActive elementsLinks
600
344A
#344AAD
Hover statesFocus ringsPrimary buttons hover
700
293B
#293B89
Active/pressed statesDark mode accentsSecondary text
800
1D2A
#1D2A62
Text on light backgroundsHeadingsStrong borders
900
131B
#131B3F
Primary textHigh emphasis contentDark headings
950
0C11
#0C1127
Maximum contrast textDark mode backgrounds

Export Code

Copy ready-to-use code for your project

:root {
  --charcoal-50: #F3F5FB;
  --charcoal-100: #E4E7F7;
  --charcoal-200: #CCD3F0;
  --charcoal-300: #A5B0E4;
  --charcoal-400: #7687D6;
  --charcoal-500: #4E65CA;
  --charcoal-600: #344AAD;
  --charcoal-700: #293B89;
  --charcoal-800: #1D2A62;
  --charcoal-900: #131B3F;
  --charcoal-950: #0C1127;
}
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