Blue

#0D21D3

Blue

Color Codes

All color formats for development

HEX
#0D21D3
RGB
rgb(13, 33, 211)
HSL
hsl(234, 88%, 44%)
OKLCH
oklch(0.414 0.256 265.4)
CMYK
cmyk(94%, 84%, 0%, 17%)

Accessibility

WCAG contrast compliance

On White Background

9.65:1

AA AAA

On Black Background

2.18:1

AA AAA
Run full accessibility check

Tailwind Scale

50-950 scale matching Tailwind CSS naming

50
#F1F2
100
#DDE1
200
#C1C7
300
#919B
400
#5767
500
#273B
600
#0D21
700
#0B1A
800
#0813
900
#050C
950
#0308

Shades

Darker variations

1#0C1EBE
2#0B1BA9
3#091794
4#08147F
5#071169
6#050D54
7#040A3F
8#03072A
9#010315

Tints

Lighter variations

1#0F25EE
2#283CF1
3#4355F3
4#5E6DF5
5#7985F6
6#949EF8
7#AEB6FA
8#C9CEFC
9#E4E7FD

Tones

Muted variations

1#1729C9
2#2131BF
3#2B39B5
4#3541AB
5#3F49A2
6#495198
7#53598E
8#5C6084
9#66687A

Usage Guidelines

Recommended use cases for each shade level

LevelColorTypical Use Cases
50
F1F2
#F1F2FE
BackgroundsSubtle highlightsCard backgrounds
100
DDE1
#DDE1FD
Light backgroundsTable row hoverSkeleton loading
200
C1C7
#C1C7FB
Secondary backgroundsInput backgroundsDividers
300
919B
#919BF8
BordersInactive statesPlaceholder text
400
5767
#5767F4
Disabled statesSecondary iconsMuted text
500
273B
#273BF1
Primary brand colorCTAsActive elementsLinks
600
0D21
#0D21D3
Hover statesFocus ringsPrimary buttons hover
700
0B1A
#0B1AA8
Active/pressed statesDark mode accentsSecondary text
800
0813
#081378
Text on light backgroundsHeadingsStrong borders
900
050C
#050C4D
Primary textHigh emphasis contentDark headings
950
0308
#030830
Maximum contrast textDark mode backgrounds

Export Code

Copy ready-to-use code for your project

:root {
  --blue-50: #F1F2FE;
  --blue-100: #DDE1FD;
  --blue-200: #C1C7FB;
  --blue-300: #919BF8;
  --blue-400: #5767F4;
  --blue-500: #273BF1;
  --blue-600: #0D21D3;
  --blue-700: #0B1AA8;
  --blue-800: #081378;
  --blue-900: #050C4D;
  --blue-950: #030830;
}
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