Charcoal

#3F6373

Blue

Color Codes

All color formats for development

HEX
#3F6373
RGB
rgb(63, 99, 115)
HSL
hsl(198, 29%, 35%)
OKLCH
oklch(0.479 0.049 227.8)
CMYK
cmyk(45%, 14%, 0%, 55%)

Accessibility

WCAG contrast compliance

On White Background

6.47:1

AA AAA

On Black Background

3.24:1

AA AAA
Run full accessibility check

Tailwind Scale

50-950 scale matching Tailwind CSS naming

50
#F5F8
100
#E8EF
200
#D4E2
300
#B3CB
400
#8CB0
500
#6B9A
600
#507D
700
#3F64
800
#2D47
900
#1D2E
950
#121C

Shades

Darker variations

1#395A68
2#33505C
3#2C4651
4#263C45
5#20323A
6#19282E
7#131E23
8#0D1417
9#060A0C

Tints

Lighter variations

1#4B7689
2#57899E
3#6998AD
4#7FA7B8
5#94B6C4
6#A9C4D0
7#BFD3DC
8#D4E2E7
9#EAF0F3

Tones

Muted variations

1#426371
2#45626E
3#47606B
4#4A5F69
5#4C5E66
6#4F5D64
7#515C61
8#545B5E
9#575A5C

Usage Guidelines

Recommended use cases for each shade level

LevelColorTypical Use Cases
50
F5F8
#F5F8FA
BackgroundsSubtle highlightsCard backgrounds
100
E8EF
#E8EFF2
Light backgroundsTable row hoverSkeleton loading
200
D4E2
#D4E2E7
Secondary backgroundsInput backgroundsDividers
300
B3CB
#B3CBD5
BordersInactive statesPlaceholder text
400
8CB0
#8CB0C0
Disabled statesSecondary iconsMuted text
500
6B9A
#6B9AAE
Primary brand colorCTAsActive elementsLinks
600
507D
#507D91
Hover statesFocus ringsPrimary buttons hover
700
3F64
#3F6473
Active/pressed statesDark mode accentsSecondary text
800
2D47
#2D4752
Text on light backgroundsHeadingsStrong borders
900
1D2E
#1D2E35
Primary textHigh emphasis contentDark headings
950
121C
#121C21
Maximum contrast textDark mode backgrounds

Export Code

Copy ready-to-use code for your project

:root {
  --charcoal-50: #F5F8FA;
  --charcoal-100: #E8EFF2;
  --charcoal-200: #D4E2E7;
  --charcoal-300: #B3CBD5;
  --charcoal-400: #8CB0C0;
  --charcoal-500: #6B9AAE;
  --charcoal-600: #507D91;
  --charcoal-700: #3F6473;
  --charcoal-800: #2D4752;
  --charcoal-900: #1D2E35;
  --charcoal-950: #121C21;
}
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