Charcoal

#1C4C63

Blue

Color Codes

All color formats for development

HEX
#1C4C63
RGB
rgb(28, 76, 99)
HSL
hsl(199, 56%, 25%)
OKLCH
oklch(0.395 0.064 232.5)
CMYK
cmyk(72%, 23%, 0%, 61%)

Accessibility

WCAG contrast compliance

On White Background

9.28:1

AA AAA

On Black Background

2.26:1

AA AAA
Run full accessibility check

Tailwind Scale

50-950 scale matching Tailwind CSS naming

50
#F3F9
100
#E3F1
200
#CBE5
300
#A4D0
400
#74B8
500
#4CA4
600
#3187
700
#276C
800
#1C4D
900
#1231
950
#0B1F

Shades

Darker variations

1#19455A
2#163D50
3#143646
4#112E3C
5#0E2632
6#0B1F28
7#08171E
8#060F14
9#03080A

Tints

Lighter variations

1#246481
2#2D7B9F
3#3592BD
4#4CA4CD
5#6AB3D5
6#88C2DD
7#A5D1E6
8#C3E1EE
9#E1F0F7

Tones

Muted variations

1#204C60
2#234A5C
3#274959
4#2A4855
5#2E4652
6#31454E
7#35444A
8#394247
9#3C4143

Usage Guidelines

Recommended use cases for each shade level

LevelColorTypical Use Cases
50
F3F9
#F3F9FC
BackgroundsSubtle highlightsCard backgrounds
100
E3F1
#E3F1F7
Light backgroundsTable row hoverSkeleton loading
200
CBE5
#CBE5F0
Secondary backgroundsInput backgroundsDividers
300
A4D0
#A4D0E5
BordersInactive statesPlaceholder text
400
74B8
#74B8D8
Disabled statesSecondary iconsMuted text
500
4CA4
#4CA4CD
Primary brand colorCTAsActive elementsLinks
600
3187
#3187AF
Hover statesFocus ringsPrimary buttons hover
700
276C
#276C8B
Active/pressed statesDark mode accentsSecondary text
800
1C4D
#1C4D63
Text on light backgroundsHeadingsStrong borders
900
1231
#123140
Primary textHigh emphasis contentDark headings
950
0B1F
#0B1F28
Maximum contrast textDark mode backgrounds

Export Code

Copy ready-to-use code for your project

:root {
  --charcoal-50: #F3F9FC;
  --charcoal-100: #E3F1F7;
  --charcoal-200: #CBE5F0;
  --charcoal-300: #A4D0E5;
  --charcoal-400: #74B8D8;
  --charcoal-500: #4CA4CD;
  --charcoal-600: #3187AF;
  --charcoal-700: #276C8B;
  --charcoal-800: #1C4D63;
  --charcoal-900: #123140;
  --charcoal-950: #0B1F28;
}
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