Charcoal

#1B3765

Blue

Color Codes

All color formats for development

HEX
#1B3765
RGB
rgb(27, 55, 101)
HSL
hsl(217, 58%, 25%)
OKLCH
oklch(0.341 0.088 259.8)
CMYK
cmyk(73%, 46%, 0%, 60%)

Accessibility

WCAG contrast compliance

On White Background

11.79:1

AA AAA

On Black Background

1.78:1

AA AAA
Run full accessibility check

Tailwind Scale

50-950 scale matching Tailwind CSS naming

50
#F3F6
100
#E3EB
200
#CBD9
300
#A2BC
400
#729A
500
#4A7D
600
#2F61
700
#254D
800
#1B37
900
#1123
950
#0B16

Shades

Darker variations

1#18325B
2#152C51
3#132747
4#10213C
5#0D1C32
6#0B1628
7#08111E
8#050B14
9#03060A

Tints

Lighter variations

1#234883
2#2B58A1
3#3369BF
4#4A7DCF
5#6892D7
6#86A8DF
7#A4BEE7
8#C3D4EF
9#E1E9F7

Tones

Muted variations

1#1E3861
2#22395D
3#263A5A
4#2A3B56
5#2D3B52
6#313C4F
7#353D4B
8#383E47
9#3C3F43

Usage Guidelines

Recommended use cases for each shade level

LevelColorTypical Use Cases
50
F3F6
#F3F6FC
BackgroundsSubtle highlightsCard backgrounds
100
E3EB
#E3EBF8
Light backgroundsTable row hoverSkeleton loading
200
CBD9
#CBD9F1
Secondary backgroundsInput backgroundsDividers
300
A2BC
#A2BCE6
BordersInactive statesPlaceholder text
400
729A
#729ADA
Disabled statesSecondary iconsMuted text
500
4A7D
#4A7DCF
Primary brand colorCTAsActive elementsLinks
600
2F61
#2F61B1
Hover statesFocus ringsPrimary buttons hover
700
254D
#254D8D
Active/pressed statesDark mode accentsSecondary text
800
1B37
#1B3765
Text on light backgroundsHeadingsStrong borders
900
1123
#112340
Primary textHigh emphasis contentDark headings
950
0B16
#0B1628
Maximum contrast textDark mode backgrounds

Export Code

Copy ready-to-use code for your project

:root {
  --charcoal-50: #F3F6FC;
  --charcoal-100: #E3EBF8;
  --charcoal-200: #CBD9F1;
  --charcoal-300: #A2BCE6;
  --charcoal-400: #729ADA;
  --charcoal-500: #4A7DCF;
  --charcoal-600: #2F61B1;
  --charcoal-700: #254D8D;
  --charcoal-800: #1B3765;
  --charcoal-900: #112340;
  --charcoal-950: #0B1628;
}
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