Charcoal

#1C3563

Blue

Color Codes

All color formats for development

HEX
#1C3563
RGB
rgb(28, 53, 99)
HSL
hsl(219, 56%, 25%)
OKLCH
oklch(0.335 0.087 261.5)
CMYK
cmyk(72%, 46%, 0%, 61%)

Accessibility

WCAG contrast compliance

On White Background

12.08:1

AA AAA

On Black Background

1.74:1

AA AAA
Run full accessibility check

Tailwind Scale

50-950 scale matching Tailwind CSS naming

50
#F3F6
100
#E3EA
200
#CBD8
300
#A4BA
400
#7497
500
#4C79
600
#315D
700
#274A
800
#1C35
900
#1222
950
#0B15

Shades

Darker variations

1#19305A
2#162A50
3#142546
4#11203C
5#0E1B32
6#0B1528
7#08101E
8#060B14
9#03050A

Tints

Lighter variations

1#244581
2#2D559F
3#3565BD
4#4C79CD
5#6A8FD5
6#88A6DD
7#A5BCE6
8#C3D2EE
9#E1E9F7

Tones

Muted variations

1#203660
2#23375C
3#273859
4#2A3955
5#2E3A52
6#313B4E
7#353D4A
8#393E47
9#3C3F43

Usage Guidelines

Recommended use cases for each shade level

LevelColorTypical Use Cases
50
F3F6
#F3F6FC
BackgroundsSubtle highlightsCard backgrounds
100
E3EA
#E3EAF7
Light backgroundsTable row hoverSkeleton loading
200
CBD8
#CBD8F0
Secondary backgroundsInput backgroundsDividers
300
A4BA
#A4BAE5
BordersInactive statesPlaceholder text
400
7497
#7497D8
Disabled statesSecondary iconsMuted text
500
4C79
#4C79CD
Primary brand colorCTAsActive elementsLinks
600
315D
#315DAF
Hover statesFocus ringsPrimary buttons hover
700
274A
#274A8B
Active/pressed statesDark mode accentsSecondary text
800
1C35
#1C3563
Text on light backgroundsHeadingsStrong borders
900
1222
#122240
Primary textHigh emphasis contentDark headings
950
0B15
#0B1528
Maximum contrast textDark mode backgrounds

Export Code

Copy ready-to-use code for your project

:root {
  --charcoal-50: #F3F6FC;
  --charcoal-100: #E3EAF7;
  --charcoal-200: #CBD8F0;
  --charcoal-300: #A4BAE5;
  --charcoal-400: #7497D8;
  --charcoal-500: #4C79CD;
  --charcoal-600: #315DAF;
  --charcoal-700: #274A8B;
  --charcoal-800: #1C3563;
  --charcoal-900: #122240;
  --charcoal-950: #0B1528;
}
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