Charcoal

#182F3A

Blue

Color Codes

All color formats for development

HEX
#182F3A
RGB
rgb(24, 47, 58)
HSL
hsl(199, 41%, 16%)
OKLCH
oklch(0.291 0.035 230.3)
CMYK
cmyk(59%, 19%, 0%, 77%)

Accessibility

WCAG contrast compliance

On White Background

13.94:1

AA AAA

On Black Background

1.51:1

AA AAA
Run full accessibility check

Tailwind Scale

50-950 scale matching Tailwind CSS naming

50
#F4F9
100
#E6F0
200
#D0E3
300
#ACCD
400
#81B3
500
#5D9E
600
#4281
700
#3567
800
#2649
900
#182F
950
#0F1D

Shades

Darker variations

1#162A34
2#13262E
3#112128
4#0E1C23
5#0C171D
6#0A1317
7#070E11
8#05090C
9#020506

Tints

Lighter variations

1#254858
2#316076
3#3E7994
4#4B91B2
5#68A4C0
6#86B6CC
7#A4C8D9
8#C3DBE6
9#E1EDF2

Tones

Muted variations

1#1A2E38
2#1B2E36
3#1D2D35
4#1F2C33
5#202C31
6#222B2F
7#242B2E
8#252A2C
9#27292A

Usage Guidelines

Recommended use cases for each shade level

LevelColorTypical Use Cases
50
F4F9
#F4F9FA
BackgroundsSubtle highlightsCard backgrounds
100
E6F0
#E6F0F4
Light backgroundsTable row hoverSkeleton loading
200
D0E3
#D0E3EB
Secondary backgroundsInput backgroundsDividers
300
ACCD
#ACCDDC
BordersInactive statesPlaceholder text
400
81B3
#81B3CA
Disabled statesSecondary iconsMuted text
500
5D9E
#5D9EBB
Primary brand colorCTAsActive elementsLinks
600
4281
#42819E
Hover statesFocus ringsPrimary buttons hover
700
3567
#35677E
Active/pressed statesDark mode accentsSecondary text
800
2649
#26495A
Text on light backgroundsHeadingsStrong borders
900
182F
#182F3A
Primary textHigh emphasis contentDark headings
950
0F1D
#0F1D24
Maximum contrast textDark mode backgrounds

Export Code

Copy ready-to-use code for your project

:root {
  --charcoal-50: #F4F9FA;
  --charcoal-100: #E6F0F4;
  --charcoal-200: #D0E3EB;
  --charcoal-300: #ACCDDC;
  --charcoal-400: #81B3CA;
  --charcoal-500: #5D9EBB;
  --charcoal-600: #42819E;
  --charcoal-700: #35677E;
  --charcoal-800: #26495A;
  --charcoal-900: #182F3A;
  --charcoal-950: #0F1D24;
}
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