Charcoal

#151F3C

Blue

Color Codes

All color formats for development

HEX
#151F3C
RGB
rgb(21, 31, 60)
HSL
hsl(225, 48%, 16%)
OKLCH
oklch(0.247 0.057 267.8)
CMYK
cmyk(65%, 48%, 0%, 76%)

Accessibility

WCAG contrast compliance

On White Background

16.24:1

AA AAA

On Black Background

1.29:1

AA AAA
Run full accessibility check

Tailwind Scale

50-950 scale matching Tailwind CSS naming

50
#F4F6
100
#E5E9
200
#CED6
300
#A8B6
400
#7B90
500
#5571
600
#3A55
700
#2E44
800
#2130
900
#151F
950
#0D13

Shades

Darker variations

1#131C36
2#111930
3#0F162A
4#0D1324
5#0B101E
6#080C18
7#060912
8#04060C
9#020306

Tints

Lighter variations

1#202F5C
2#2B407C
3#37509B
4#4260BB
5#607AC7
6#8095D2
7#A0AFDE
8#C0CAE9
9#DFE4F4

Tones

Muted variations

1#17203A
2#192138
3#1B2237
4#1D2335
5#1F2433
6#212531
7#23262F
8#25272D
9#27282B

Usage Guidelines

Recommended use cases for each shade level

LevelColorTypical Use Cases
50
F4F6
#F4F6FB
BackgroundsSubtle highlightsCard backgrounds
100
E5E9
#E5E9F6
Light backgroundsTable row hoverSkeleton loading
200
CED6
#CED6EE
Secondary backgroundsInput backgroundsDividers
300
A8B6
#A8B6E1
BordersInactive statesPlaceholder text
400
7B90
#7B90D1
Disabled statesSecondary iconsMuted text
500
5571
#5571C3
Primary brand colorCTAsActive elementsLinks
600
3A55
#3A55A6
Hover statesFocus ringsPrimary buttons hover
700
2E44
#2E4484
Active/pressed statesDark mode accentsSecondary text
800
2130
#21305E
Text on light backgroundsHeadingsStrong borders
900
151F
#151F3C
Primary textHigh emphasis contentDark headings
950
0D13
#0D1326
Maximum contrast textDark mode backgrounds

Export Code

Copy ready-to-use code for your project

:root {
  --charcoal-50: #F4F6FB;
  --charcoal-100: #E5E9F6;
  --charcoal-200: #CED6EE;
  --charcoal-300: #A8B6E1;
  --charcoal-400: #7B90D1;
  --charcoal-500: #5571C3;
  --charcoal-600: #3A55A6;
  --charcoal-700: #2E4484;
  --charcoal-800: #21305E;
  --charcoal-900: #151F3C;
  --charcoal-950: #0D1326;
}
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