Charcoal

#1B4164

Blue

Color Codes

All color formats for development

HEX
#1B4164
RGB
rgb(27, 65, 100)
HSL
hsl(209, 57%, 25%)
OKLCH
oklch(0.366 0.074 248.9)
CMYK
cmyk(73%, 35%, 0%, 61%)

Accessibility

WCAG contrast compliance

On White Background

10.57:1

AA AAA

On Black Background

1.99:1

AA AAA
Run full accessibility check

Tailwind Scale

50-950 scale matching Tailwind CSS naming

50
#F3F7
100
#E3ED
200
#CBDE
300
#A3C5
400
#73A7
500
#4B8E
600
#3072
700
#265B
800
#1B41
900
#122A
950
#0B1A

Shades

Darker variations

1#193A5A
2#163450
3#132D46
4#10273C
5#0E2032
6#0B1A28
7#08131E
8#050D14
9#03060A

Tints

Lighter variations

1#245482
2#2C68A0
3#347BBE
4#4B8ECE
5#69A1D6
6#87B4DE
7#A5C7E6
8#C3D9EF
9#E1ECF7

Tones

Muted variations

1#1F4160
2#23415D
3#264159
4#2A4056
5#2E4052
6#31404E
7#35404B
8#384047
9#3C4043

Usage Guidelines

Recommended use cases for each shade level

LevelColorTypical Use Cases
50
F3F7
#F3F7FC
BackgroundsSubtle highlightsCard backgrounds
100
E3ED
#E3EDF7
Light backgroundsTable row hoverSkeleton loading
200
CBDE
#CBDEF1
Secondary backgroundsInput backgroundsDividers
300
A3C5
#A3C5E6
BordersInactive statesPlaceholder text
400
73A7
#73A7D9
Disabled statesSecondary iconsMuted text
500
4B8E
#4B8ECE
Primary brand colorCTAsActive elementsLinks
600
3072
#3072B0
Hover statesFocus ringsPrimary buttons hover
700
265B
#265B8C
Active/pressed statesDark mode accentsSecondary text
800
1B41
#1B4164
Text on light backgroundsHeadingsStrong borders
900
122A
#122A40
Primary textHigh emphasis contentDark headings
950
0B1A
#0B1A28
Maximum contrast textDark mode backgrounds

Export Code

Copy ready-to-use code for your project

:root {
  --charcoal-50: #F3F7FC;
  --charcoal-100: #E3EDF7;
  --charcoal-200: #CBDEF1;
  --charcoal-300: #A3C5E6;
  --charcoal-400: #73A7D9;
  --charcoal-500: #4B8ECE;
  --charcoal-600: #3072B0;
  --charcoal-700: #265B8C;
  --charcoal-800: #1B4164;
  --charcoal-900: #122A40;
  --charcoal-950: #0B1A28;
}
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