Charcoal

#152F3D

Blue

Color Codes

All color formats for development

HEX
#152F3D
RGB
rgb(21, 47, 61)
HSL
hsl(201, 49%, 16%)
OKLCH
oklch(0.291 0.041 234.1)
CMYK
cmyk(66%, 23%, 0%, 76%)

Accessibility

WCAG contrast compliance

On White Background

13.95:1

AA AAA

On Black Background

1.51:1

AA AAA
Run full accessibility check

Tailwind Scale

50-950 scale matching Tailwind CSS naming

50
#F4F8
100
#E4F0
200
#CEE3
300
#A8CD
400
#7AB3
500
#549D
600
#3981
700
#2E66
800
#2149
900
#152F
950
#0D1D

Shades

Darker variations

1#132A37
2#112531
3#0F212B
4#0C1C24
5#0A171E
6#081318
7#060E12
8#04090C
9#020506

Tints

Lighter variations

1#20475D
2#2B607D
3#36799D
4#4191BC
5#5FA4C8
6#7FB6D3
7#9FC8DE
8#BFDAE9
9#DFEDF4

Tones

Muted variations

1#172E3B
2#192E39
3#1B2D37
4#1D2C35
5#1F2C33
6#212B31
7#232B2F
8#252A2D
9#27292B

Usage Guidelines

Recommended use cases for each shade level

LevelColorTypical Use Cases
50
F4F8
#F4F8FB
BackgroundsSubtle highlightsCard backgrounds
100
E4F0
#E4F0F6
Light backgroundsTable row hoverSkeleton loading
200
CEE3
#CEE3EE
Secondary backgroundsInput backgroundsDividers
300
A8CD
#A8CDE1
BordersInactive statesPlaceholder text
400
7AB3
#7AB3D1
Disabled statesSecondary iconsMuted text
500
549D
#549DC4
Primary brand colorCTAsActive elementsLinks
600
3981
#3981A7
Hover statesFocus ringsPrimary buttons hover
700
2E66
#2E6685
Active/pressed statesDark mode accentsSecondary text
800
2149
#21495F
Text on light backgroundsHeadingsStrong borders
900
152F
#152F3D
Primary textHigh emphasis contentDark headings
950
0D1D
#0D1D26
Maximum contrast textDark mode backgrounds

Export Code

Copy ready-to-use code for your project

:root {
  --charcoal-50: #F4F8FB;
  --charcoal-100: #E4F0F6;
  --charcoal-200: #CEE3EE;
  --charcoal-300: #A8CDE1;
  --charcoal-400: #7AB3D1;
  --charcoal-500: #549DC4;
  --charcoal-600: #3981A7;
  --charcoal-700: #2E6685;
  --charcoal-800: #21495F;
  --charcoal-900: #152F3D;
  --charcoal-950: #0D1D26;
}
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