Charcoal

#284257

Blue

Color Codes

All color formats for development

HEX
#284257
RGB
rgb(40, 66, 87)
HSL
hsl(207, 37%, 25%)
OKLCH
oklch(0.368 0.048 244)
CMYK
cmyk(54%, 24%, 0%, 66%)

Accessibility

WCAG contrast compliance

On White Background

10.46:1

AA AAA

On Black Background

2.01:1

AA AAA
Run full accessibility check

Tailwind Scale

50-950 scale matching Tailwind CSS naming

50
#F5F8
100
#E7EE
200
#D2DF
300
#AFC7
400
#85A9
500
#6290
600
#4774
700
#385D
800
#2842
900
#1A2A
950
#101A

Shades

Darker variations

1#243B4F
2#203546
3#1C2E3D
4#182834
5#14212C
6#101A23
7#0C141A
8#080D11
9#040709

Tints

Lighter variations

1#345672
2#406A8C
3#4C7EA6
4#6290B7
5#7CA3C3
6#96B5CF
7#B0C8DB
8#CBDAE7
9#E5EDF3

Tones

Muted variations

1#2B4255
2#2D4253
3#2F4150
4#32414E
5#34414C
6#364149
7#394047
8#3B4044
9#3D4042

Usage Guidelines

Recommended use cases for each shade level

LevelColorTypical Use Cases
50
F5F8
#F5F8FA
BackgroundsSubtle highlightsCard backgrounds
100
E7EE
#E7EEF4
Light backgroundsTable row hoverSkeleton loading
200
D2DF
#D2DFEA
Secondary backgroundsInput backgroundsDividers
300
AFC7
#AFC7DA
BordersInactive statesPlaceholder text
400
85A9
#85A9C7
Disabled statesSecondary iconsMuted text
500
6290
#6290B7
Primary brand colorCTAsActive elementsLinks
600
4774
#47749A
Hover statesFocus ringsPrimary buttons hover
700
385D
#385D7A
Active/pressed statesDark mode accentsSecondary text
800
2842
#284257
Text on light backgroundsHeadingsStrong borders
900
1A2A
#1A2A38
Primary textHigh emphasis contentDark headings
950
101A
#101A23
Maximum contrast textDark mode backgrounds

Export Code

Copy ready-to-use code for your project

:root {
  --charcoal-50: #F5F8FA;
  --charcoal-100: #E7EEF4;
  --charcoal-200: #D2DFEA;
  --charcoal-300: #AFC7DA;
  --charcoal-400: #85A9C7;
  --charcoal-500: #6290B7;
  --charcoal-600: #47749A;
  --charcoal-700: #385D7A;
  --charcoal-800: #284257;
  --charcoal-900: #1A2A38;
  --charcoal-950: #101A23;
}
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