Charcoal

#243B5B

Blue

Color Codes

All color formats for development

HEX
#243B5B
RGB
rgb(36, 59, 91)
HSL
hsl(215, 43%, 25%)
OKLCH
oklch(0.35 0.063 256.8)
CMYK
cmyk(60%, 35%, 0%, 64%)

Accessibility

WCAG contrast compliance

On White Background

11.34:1

AA AAA

On Black Background

1.85:1

AA AAA
Run full accessibility check

Tailwind Scale

50-950 scale matching Tailwind CSS naming

50
#F4F7
100
#E5EC
200
#D0DB
300
#ABC0
400
#7F9F
500
#5B84
600
#4068
700
#3353
800
#243B
900
#1726
950
#0F18

Shades

Darker variations

1#213552
2#1D2F49
3#192940
4#162437
5#121E2E
6#0F1824
7#0B121B
8#070C12
9#040609

Tints

Lighter variations

1#2F4D77
2#3A5F92
3#4570AD
4#5B84BE
5#7699C8
6#92ADD3
7#ADC2DE
8#C8D6E9
9#E4EBF4

Tones

Muted variations

1#273C58
2#2A3C56
3#2D3D53
4#2F3D50
5#323D4D
6#353E4B
7#383E48
8#3A3F45
9#3D3F42

Usage Guidelines

Recommended use cases for each shade level

LevelColorTypical Use Cases
50
F4F7
#F4F7FB
BackgroundsSubtle highlightsCard backgrounds
100
E5EC
#E5ECF5
Light backgroundsTable row hoverSkeleton loading
200
D0DB
#D0DBEC
Secondary backgroundsInput backgroundsDividers
300
ABC0
#ABC0DE
BordersInactive statesPlaceholder text
400
7F9F
#7F9FCC
Disabled statesSecondary iconsMuted text
500
5B84
#5B84BE
Primary brand colorCTAsActive elementsLinks
600
4068
#4068A0
Hover statesFocus ringsPrimary buttons hover
700
3353
#335380
Active/pressed statesDark mode accentsSecondary text
800
243B
#243B5B
Text on light backgroundsHeadingsStrong borders
900
1726
#17263A
Primary textHigh emphasis contentDark headings
950
0F18
#0F1824
Maximum contrast textDark mode backgrounds

Export Code

Copy ready-to-use code for your project

:root {
  --charcoal-50: #F4F7FB;
  --charcoal-100: #E5ECF5;
  --charcoal-200: #D0DBEC;
  --charcoal-300: #ABC0DE;
  --charcoal-400: #7F9FCC;
  --charcoal-500: #5B84BE;
  --charcoal-600: #4068A0;
  --charcoal-700: #335380;
  --charcoal-800: #243B5B;
  --charcoal-900: #17263A;
  --charcoal-950: #0F1824;
}
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