Charcoal

#171B3B

Blue

Color Codes

All color formats for development

HEX
#171B3B
RGB
rgb(23, 27, 59)
HSL
hsl(233, 44%, 16%)
OKLCH
oklch(0.238 0.061 275.4)
CMYK
cmyk(61%, 54%, 0%, 77%)

Accessibility

WCAG contrast compliance

On White Background

16.71:1

AA AAA

On Black Background

1.26:1

AA AAA
Run full accessibility check

Tailwind Scale

50-950 scale matching Tailwind CSS naming

50
#F4F5
100
#E5E7
200
#CFD3
300
#ABB1
400
#7E88
500
#5A66
600
#3F4A
700
#323B
800
#242A
900
#171B
950
#0E11

Shades

Darker variations

1#151835
2#12162F
3#101329
4#0E1023
5#0B0E1D
6#090B18
7#070812
8#05050C
9#020306

Tints

Lighter variations

1#23295A
2#2F3778
3#3B4697
4#4754B6
5#6570C3
6#848CCF
7#A2A9DB
8#C1C6E7
9#E0E2F3

Tones

Muted variations

1#191C39
2#1A1E37
3#1C1F35
4#1E2134
5#202232
6#222330
7#23252E
8#25262C
9#27272B

Usage Guidelines

Recommended use cases for each shade level

LevelColorTypical Use Cases
50
F4F5
#F4F5FB
BackgroundsSubtle highlightsCard backgrounds
100
E5E7
#E5E7F5
Light backgroundsTable row hoverSkeleton loading
200
CFD3
#CFD3EC
Secondary backgroundsInput backgroundsDividers
300
ABB1
#ABB1DE
BordersInactive statesPlaceholder text
400
7E88
#7E88CD
Disabled statesSecondary iconsMuted text
500
5A66
#5A66BF
Primary brand colorCTAsActive elementsLinks
600
3F4A
#3F4AA2
Hover statesFocus ringsPrimary buttons hover
700
323B
#323B81
Active/pressed statesDark mode accentsSecondary text
800
242A
#242A5C
Text on light backgroundsHeadingsStrong borders
900
171B
#171B3B
Primary textHigh emphasis contentDark headings
950
0E11
#0E1125
Maximum contrast textDark mode backgrounds

Export Code

Copy ready-to-use code for your project

:root {
  --charcoal-50: #F4F5FB;
  --charcoal-100: #E5E7F5;
  --charcoal-200: #CFD3EC;
  --charcoal-300: #ABB1DE;
  --charcoal-400: #7E88CD;
  --charcoal-500: #5A66BF;
  --charcoal-600: #3F4AA2;
  --charcoal-700: #323B81;
  --charcoal-800: #242A5C;
  --charcoal-900: #171B3B;
  --charcoal-950: #0E1125;
}
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