Charcoal

#1B4664

Blue

Color Codes

All color formats for development

HEX
#1B4664
RGB
rgb(27, 70, 100)
HSL
hsl(205, 57%, 25%)
OKLCH
oklch(0.379 0.07 242.3)
CMYK
cmyk(73%, 30%, 0%, 61%)

Accessibility

WCAG contrast compliance

On White Background

9.97:1

AA AAA

On Black Background

2.11:1

AA AAA
Run full accessibility check

Tailwind Scale

50-950 scale matching Tailwind CSS naming

50
#F3F8
100
#E3EF
200
#CBE1
300
#A3CA
400
#73AE
500
#4B97
600
#307B
700
#2662
800
#1B46
900
#122D
950
#0B1C

Shades

Darker variations

1#193F5A
2#163850
3#133146
4#102A3C
5#0E2332
6#0B1C28
7#08151E
8#050E14
9#03070A

Tints

Lighter variations

1#245B82
2#2C70A0
3#3485BE
4#4B97CE
5#69A8D6
6#87BADE
7#A5CBE6
8#C3DCEF
9#E1EEF7

Tones

Muted variations

1#1F4560
2#23455D
3#264459
4#2A4356
5#2E4352
6#31424E
7#35424B
8#384147
9#3C4043

Usage Guidelines

Recommended use cases for each shade level

LevelColorTypical Use Cases
50
F3F8
#F3F8FC
BackgroundsSubtle highlightsCard backgrounds
100
E3EF
#E3EFF7
Light backgroundsTable row hoverSkeleton loading
200
CBE1
#CBE1F1
Secondary backgroundsInput backgroundsDividers
300
A3CA
#A3CAE6
BordersInactive statesPlaceholder text
400
73AE
#73AED9
Disabled statesSecondary iconsMuted text
500
4B97
#4B97CE
Primary brand colorCTAsActive elementsLinks
600
307B
#307BB0
Hover statesFocus ringsPrimary buttons hover
700
2662
#26628C
Active/pressed statesDark mode accentsSecondary text
800
1B46
#1B4664
Text on light backgroundsHeadingsStrong borders
900
122D
#122D40
Primary textHigh emphasis contentDark headings
950
0B1C
#0B1C28
Maximum contrast textDark mode backgrounds

Export Code

Copy ready-to-use code for your project

:root {
  --charcoal-50: #F3F8FC;
  --charcoal-100: #E3EFF7;
  --charcoal-200: #CBE1F1;
  --charcoal-300: #A3CAE6;
  --charcoal-400: #73AED9;
  --charcoal-500: #4B97CE;
  --charcoal-600: #307BB0;
  --charcoal-700: #26628C;
  --charcoal-800: #1B4664;
  --charcoal-900: #122D40;
  --charcoal-950: #0B1C28;
}
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