Charcoal

#1C3363

Blue

Color Codes

All color formats for development

HEX
#1C3363
RGB
rgb(28, 51, 99)
HSL
hsl(221, 56%, 25%)
OKLCH
oklch(0.331 0.09 263.1)
CMYK
cmyk(72%, 48%, 0%, 61%)

Accessibility

WCAG contrast compliance

On White Background

12.33:1

AA AAA

On Black Background

1.70:1

AA AAA
Run full accessibility check

Tailwind Scale

50-950 scale matching Tailwind CSS naming

50
#F3F6
100
#E3E9
200
#CBD7
300
#A4B8
400
#7493
500
#4C75
600
#3159
700
#2747
800
#1C33
900
#1220
950
#0B14

Shades

Darker variations

1#192E5A
2#162950
3#142346
4#111E3C
5#0E1932
6#0B1428
7#080F1E
8#060A14
9#03050A

Tints

Lighter variations

1#244281
2#2D519F
3#3560BD
4#4C75CD
5#6A8CD5
6#88A3DD
7#A5BAE6
8#C3D1EE
9#E1E8F7

Tones

Muted variations

1#203460
2#23355C
3#273759
4#2A3855
5#2E3952
6#313B4E
7#353C4A
8#393D47
9#3C3E43

Usage Guidelines

Recommended use cases for each shade level

LevelColorTypical Use Cases
50
F3F6
#F3F6FC
BackgroundsSubtle highlightsCard backgrounds
100
E3E9
#E3E9F7
Light backgroundsTable row hoverSkeleton loading
200
CBD7
#CBD7F0
Secondary backgroundsInput backgroundsDividers
300
A4B8
#A4B8E5
BordersInactive statesPlaceholder text
400
7493
#7493D8
Disabled statesSecondary iconsMuted text
500
4C75
#4C75CD
Primary brand colorCTAsActive elementsLinks
600
3159
#3159AF
Hover statesFocus ringsPrimary buttons hover
700
2747
#27478B
Active/pressed statesDark mode accentsSecondary text
800
1C33
#1C3363
Text on light backgroundsHeadingsStrong borders
900
1220
#122040
Primary textHigh emphasis contentDark headings
950
0B14
#0B1428
Maximum contrast textDark mode backgrounds

Export Code

Copy ready-to-use code for your project

:root {
  --charcoal-50: #F3F6FC;
  --charcoal-100: #E3E9F7;
  --charcoal-200: #CBD7F0;
  --charcoal-300: #A4B8E5;
  --charcoal-400: #7493D8;
  --charcoal-500: #4C75CD;
  --charcoal-600: #3159AF;
  --charcoal-700: #27478B;
  --charcoal-800: #1C3363;
  --charcoal-900: #122040;
  --charcoal-950: #0B1428;
}
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