Charcoal

#03374F

Blue

Color Codes

All color formats for development

HEX
#03374F
RGB
rgb(3, 55, 79)
HSL
hsl(199, 93%, 16%)
OKLCH
oklch(0.318 0.066 235.4)
CMYK
cmyk(96%, 30%, 0%, 69%)

Accessibility

WCAG contrast compliance

On White Background

12.63:1

AA AAA

On Black Background

1.66:1

AA AAA
Run full accessibility check

Tailwind Scale

50-950 scale matching Tailwind CSS naming

50
#F0FA
100
#DDF3
200
#BFE9
300
#8ED8
400
#53C4
500
#22B3
600
#0896
700
#0678
800
#0455
900
#0337
950
#0222

Shades

Darker variations

1#033147
2#022C3F
3#022637
4#02212F
5#011B27
6#01161F
7#011018
8#010B10
9#000508

Tints

Lighter variations

1#045378
2#0670A1
3#078DCB
4#09AAF4
5#30B8F8
6#5AC7F9
7#83D5FB
8#ACE3FC
9#D6F1FE

Tones

Muted variations

1#07354B
2#0A3447
3#0E3343
4#123140
5#16303C
6#1A2E38
7#1D2D34
8#212C30
9#252A2D

Usage Guidelines

Recommended use cases for each shade level

LevelColorTypical Use Cases
50
F0FA
#F0FAFE
BackgroundsSubtle highlightsCard backgrounds
100
DDF3
#DDF3FE
Light backgroundsTable row hoverSkeleton loading
200
BFE9
#BFE9FD
Secondary backgroundsInput backgroundsDividers
300
8ED8
#8ED8FB
BordersInactive statesPlaceholder text
400
53C4
#53C4F9
Disabled statesSecondary iconsMuted text
500
22B3
#22B3F7
Primary brand colorCTAsActive elementsLinks
600
0896
#0896D9
Hover statesFocus ringsPrimary buttons hover
700
0678
#0678AC
Active/pressed statesDark mode accentsSecondary text
800
0455
#04557B
Text on light backgroundsHeadingsStrong borders
900
0337
#03374F
Primary textHigh emphasis contentDark headings
950
0222
#022231
Maximum contrast textDark mode backgrounds

Export Code

Copy ready-to-use code for your project

:root {
  --charcoal-50: #F0FAFE;
  --charcoal-100: #DDF3FE;
  --charcoal-200: #BFE9FD;
  --charcoal-300: #8ED8FB;
  --charcoal-400: #53C4F9;
  --charcoal-500: #22B3F7;
  --charcoal-600: #0896D9;
  --charcoal-700: #0678AC;
  --charcoal-800: #04557B;
  --charcoal-900: #03374F;
  --charcoal-950: #022231;
}
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