Charcoal

#04314D

Blue

Color Codes

All color formats for development

HEX
#04314D
RGB
rgb(4, 49, 77)
HSL
hsl(203, 90%, 16%)
OKLCH
oklch(0.301 0.068 242.5)
CMYK
cmyk(95%, 36%, 0%, 70%)

Accessibility

WCAG contrast compliance

On White Background

13.53:1

AA AAA

On Black Background

1.55:1

AA AAA
Run full accessibility check

Tailwind Scale

50-950 scale matching Tailwind CSS naming

50
#F0F9
100
#DDF1
200
#C0E5
300
#90D1
400
#55B8
500
#25A4
600
#0B88
700
#096C
800
#064D
900
#0431
950
#031F

Shades

Darker variations

1#042C46
2#03273E
3#032336
4#021E2F
5#021927
6#02141F
7#010F17
8#010A10
9#000508

Tints

Lighter variations

1#064B76
2#08659F
3#0B7FC8
4#0D99F0
5#34AAF4
6#5CBBF6
7#85CCF9
8#AEDDFB
9#D6EEFD

Tones

Muted variations

1#08314A
2#0B3046
3#0F2F43
4#132E3F
5#162D3B
6#1A2C37
7#1E2B34
8#212B30
9#252A2C

Usage Guidelines

Recommended use cases for each shade level

LevelColorTypical Use Cases
50
F0F9
#F0F9FE
BackgroundsSubtle highlightsCard backgrounds
100
DDF1
#DDF1FD
Light backgroundsTable row hoverSkeleton loading
200
C0E5
#C0E5FC
Secondary backgroundsInput backgroundsDividers
300
90D1
#90D1F9
BordersInactive statesPlaceholder text
400
55B8
#55B8F6
Disabled statesSecondary iconsMuted text
500
25A4
#25A4F4
Primary brand colorCTAsActive elementsLinks
600
0B88
#0B88D5
Hover statesFocus ringsPrimary buttons hover
700
096C
#096CAA
Active/pressed statesDark mode accentsSecondary text
800
064D
#064D79
Text on light backgroundsHeadingsStrong borders
900
0431
#04314E
Primary textHigh emphasis contentDark headings
950
031F
#031F30
Maximum contrast textDark mode backgrounds

Export Code

Copy ready-to-use code for your project

:root {
  --charcoal-50: #F0F9FE;
  --charcoal-100: #DDF1FD;
  --charcoal-200: #C0E5FC;
  --charcoal-300: #90D1F9;
  --charcoal-400: #55B8F6;
  --charcoal-500: #25A4F4;
  --charcoal-600: #0B88D5;
  --charcoal-700: #096CAA;
  --charcoal-800: #064D79;
  --charcoal-900: #04314E;
  --charcoal-950: #031F30;
}
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