Charcoal

#284957

Blue

Color Codes

All color formats for development

HEX
#284957
RGB
rgb(40, 73, 87)
HSL
hsl(198, 37%, 25%)
OKLCH
oklch(0.386 0.045 227.3)
CMYK
cmyk(54%, 16%, 0%, 66%)

Accessibility

WCAG contrast compliance

On White Background

9.63:1

AA AAA

On Black Background

2.18:1

AA AAA
Run full accessibility check

Tailwind Scale

50-950 scale matching Tailwind CSS naming

50
#F5F8
100
#E7F0
200
#D2E3
300
#AFCD
400
#85B3
500
#629D
600
#4781
700
#3866
800
#2849
900
#1A2F
950
#101D

Shades

Darker variations

1#24424F
2#203B46
3#1C333D
4#182C34
5#14252C
6#101D23
7#0C161A
8#080F11
9#040709

Tints

Lighter variations

1#345F72
2#40758C
3#4C8BA6
4#629DB7
5#7CAEC3
6#96BECF
7#B0CEDB
8#CBDEE7
9#E5EFF3

Tones

Muted variations

1#2B4855
2#2D4753
3#2F4650
4#32454E
5#34444C
6#364449
7#394347
8#3B4244
9#3D4142

Usage Guidelines

Recommended use cases for each shade level

LevelColorTypical Use Cases
50
F5F8
#F5F8FA
BackgroundsSubtle highlightsCard backgrounds
100
E7F0
#E7F0F4
Light backgroundsTable row hoverSkeleton loading
200
D2E3
#D2E3EA
Secondary backgroundsInput backgroundsDividers
300
AFCD
#AFCDDA
BordersInactive statesPlaceholder text
400
85B3
#85B3C7
Disabled statesSecondary iconsMuted text
500
629D
#629DB7
Primary brand colorCTAsActive elementsLinks
600
4781
#47819A
Hover statesFocus ringsPrimary buttons hover
700
3866
#38667A
Active/pressed statesDark mode accentsSecondary text
800
2849
#284957
Text on light backgroundsHeadingsStrong borders
900
1A2F
#1A2F38
Primary textHigh emphasis contentDark headings
950
101D
#101D23
Maximum contrast textDark mode backgrounds

Export Code

Copy ready-to-use code for your project

:root {
  --charcoal-50: #F5F8FA;
  --charcoal-100: #E7F0F4;
  --charcoal-200: #D2E3EA;
  --charcoal-300: #AFCDDA;
  --charcoal-400: #85B3C7;
  --charcoal-500: #629DB7;
  --charcoal-600: #47819A;
  --charcoal-700: #38667A;
  --charcoal-800: #284957;
  --charcoal-900: #1A2F38;
  --charcoal-950: #101D23;
}
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