Charcoal

#13303E

Blue

Color Codes

All color formats for development

HEX
#13303E
RGB
rgb(19, 48, 62)
HSL
hsl(200, 53%, 16%)
OKLCH
oklch(0.294 0.043 231.7)
CMYK
cmyk(69%, 23%, 0%, 76%)

Accessibility

WCAG contrast compliance

On White Background

13.82:1

AA AAA

On Black Background

1.52:1

AA AAA
Run full accessibility check

Tailwind Scale

50-950 scale matching Tailwind CSS naming

50
#F3F9
100
#E4F0
200
#CCE4
300
#A5CF
400
#76B6
500
#4FA1
600
#3584
700
#2A69
800
#1E4B
900
#1330
950
#0C1E

Shades

Darker variations

1#112B38
2#0F2632
3#0D222C
4#0C1D25
5#0A181F
6#081319
7#060E13
8#040A0C
9#020506

Tints

Lighter variations

1#1D495F
2#276280
3#317CA1
4#3B95C2
5#5BA7CD
6#7CB8D7
7#9DCAE1
8#BDDCEB
9#DEEDF5

Tones

Muted variations

1#152F3C
2#182F3A
3#1A2E38
4#1C2D36
5#1E2C34
6#202C31
7#222B2F
8#242A2D
9#272A2B

Usage Guidelines

Recommended use cases for each shade level

LevelColorTypical Use Cases
50
F3F9
#F3F9FB
BackgroundsSubtle highlightsCard backgrounds
100
E4F0
#E4F0F7
Light backgroundsTable row hoverSkeleton loading
200
CCE4
#CCE4EF
Secondary backgroundsInput backgroundsDividers
300
A5CF
#A5CFE3
BordersInactive statesPlaceholder text
400
76B6
#76B6D5
Disabled statesSecondary iconsMuted text
500
4FA1
#4FA1C9
Primary brand colorCTAsActive elementsLinks
600
3584
#3584AC
Hover statesFocus ringsPrimary buttons hover
700
2A69
#2A6989
Active/pressed statesDark mode accentsSecondary text
800
1E4B
#1E4B62
Text on light backgroundsHeadingsStrong borders
900
1330
#13303E
Primary textHigh emphasis contentDark headings
950
0C1E
#0C1E27
Maximum contrast textDark mode backgrounds

Export Code

Copy ready-to-use code for your project

:root {
  --charcoal-50: #F3F9FB;
  --charcoal-100: #E4F0F7;
  --charcoal-200: #CCE4EF;
  --charcoal-300: #A5CFE3;
  --charcoal-400: #76B6D5;
  --charcoal-500: #4FA1C9;
  --charcoal-600: #3584AC;
  --charcoal-700: #2A6989;
  --charcoal-800: #1E4B62;
  --charcoal-900: #13303E;
  --charcoal-950: #0C1E27;
}
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