Charcoal

#18313A

Blue

Color Codes

All color formats for development

HEX
#18313A
RGB
rgb(24, 49, 58)
HSL
hsl(196, 41%, 16%)
OKLCH
oklch(0.297 0.035 223.4)
CMYK
cmyk(59%, 16%, 0%, 77%)

Accessibility

WCAG contrast compliance

On White Background

13.64:1

AA AAA

On Black Background

1.54:1

AA AAA
Run full accessibility check

Tailwind Scale

50-950 scale matching Tailwind CSS naming

50
#F4F9
100
#E6F1
200
#D0E4
300
#ACD0
400
#81B7
500
#5DA2
600
#4286
700
#356A
800
#264C
900
#1831
950
#0F1E

Shades

Darker variations

1#162C34
2#13272E
3#112228
4#0E1D23
5#0C181D
6#0A1317
7#070F11
8#050A0C
9#020506

Tints

Lighter variations

1#254A58
2#316476
3#3E7D94
4#4B97B2
5#68A8C0
6#86BACC
7#A4CBD9
8#C3DCE6
9#E1EEF2

Tones

Muted variations

1#1A3038
2#1B2F36
3#1D2E35
4#1F2D33
5#202D31
6#222C2F
7#242B2E
8#252A2C
9#272A2A

Usage Guidelines

Recommended use cases for each shade level

LevelColorTypical Use Cases
50
F4F9
#F4F9FA
BackgroundsSubtle highlightsCard backgrounds
100
E6F1
#E6F1F4
Light backgroundsTable row hoverSkeleton loading
200
D0E4
#D0E4EB
Secondary backgroundsInput backgroundsDividers
300
ACD0
#ACD0DC
BordersInactive statesPlaceholder text
400
81B7
#81B7CA
Disabled statesSecondary iconsMuted text
500
5DA2
#5DA2BB
Primary brand colorCTAsActive elementsLinks
600
4286
#42869E
Hover statesFocus ringsPrimary buttons hover
700
356A
#356A7E
Active/pressed statesDark mode accentsSecondary text
800
264C
#264C5A
Text on light backgroundsHeadingsStrong borders
900
1831
#18313A
Primary textHigh emphasis contentDark headings
950
0F1E
#0F1E24
Maximum contrast textDark mode backgrounds

Export Code

Copy ready-to-use code for your project

:root {
  --charcoal-50: #F4F9FA;
  --charcoal-100: #E6F1F4;
  --charcoal-200: #D0E4EB;
  --charcoal-300: #ACD0DC;
  --charcoal-400: #81B7CA;
  --charcoal-500: #5DA2BB;
  --charcoal-600: #42869E;
  --charcoal-700: #356A7E;
  --charcoal-800: #264C5A;
  --charcoal-900: #18313A;
  --charcoal-950: #0F1E24;
}
Generate More ShadesCreate PaletteConvert Color