Charcoal

#013B51

Blue

Color Codes

All color formats for development

HEX
#013B51
RGB
rgb(1, 59, 81)
HSL
hsl(196, 98%, 16%)
OKLCH
oklch(0.331 0.066 231)
CMYK
cmyk(99%, 27%, 0%, 68%)

Accessibility

WCAG contrast compliance

On White Background

12.03:1

AA AAA

On Black Background

1.75:1

AA AAA
Run full accessibility check

Tailwind Scale

50-950 scale matching Tailwind CSS naming

50
#F0FB
100
#DCF5
200
#BDED
300
#8BDF
400
#4ECF
500
#1CC1
600
#02A4
700
#0282
800
#015D
900
#013B
950
#0125

Shades

Darker variations

1#013649
2#013041
3#012A39
4#002430
5#001E28
6#001820
7#001218
8#000C10
9#000608

Tints

Lighter variations

1#015B7B
2#027AA6
3#0299D0
4#03B8FA
5#2BC5FD
6#55D1FD
7#80DCFE
8#AAE8FE
9#D5F3FF

Tones

Muted variations

1#053A4D
2#093849
3#0D3645
4#113441
5#15323D
6#193039
7#1D2E35
8#212D31
9#252B2D

Usage Guidelines

Recommended use cases for each shade level

LevelColorTypical Use Cases
50
F0FB
#F0FBFF
BackgroundsSubtle highlightsCard backgrounds
100
DCF5
#DCF5FF
Light backgroundsTable row hoverSkeleton loading
200
BDED
#BDEDFE
Secondary backgroundsInput backgroundsDividers
300
8BDF
#8BDFFE
BordersInactive statesPlaceholder text
400
4ECF
#4ECFFD
Disabled statesSecondary iconsMuted text
500
1CC1
#1CC1FD
Primary brand colorCTAsActive elementsLinks
600
02A4
#02A4DE
Hover statesFocus ringsPrimary buttons hover
700
0282
#0282B1
Active/pressed statesDark mode accentsSecondary text
800
015D
#015D7E
Text on light backgroundsHeadingsStrong borders
900
013B
#013B51
Primary textHigh emphasis contentDark headings
950
0125
#012532
Maximum contrast textDark mode backgrounds

Export Code

Copy ready-to-use code for your project

:root {
  --charcoal-50: #F0FBFF;
  --charcoal-100: #DCF5FF;
  --charcoal-200: #BDEDFE;
  --charcoal-300: #8BDFFE;
  --charcoal-400: #4ECFFD;
  --charcoal-500: #1CC1FD;
  --charcoal-600: #02A4DE;
  --charcoal-700: #0282B1;
  --charcoal-800: #015D7E;
  --charcoal-900: #013B51;
  --charcoal-950: #012532;
}
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