Cobalt

#1351CD

Blue

Color Codes

All color formats for development

HEX
#1351CD
RGB
rgb(19, 81, 205)
HSL
hsl(220, 83%, 44%)
OKLCH
oklch(0.482 0.202 262.2)
CMYK
cmyk(91%, 60%, 0%, 20%)

Accessibility

WCAG contrast compliance

On White Background

6.80:1

AA AAA

On Black Background

3.09:1

AA AAA
Run full accessibility check

Tailwind Scale

50-950 scale matching Tailwind CSS naming

50
#F1F5
100
#DEE8
200
#C2D5
300
#94B4
400
#5C8D
500
#2D6D
600
#1351
700
#0F41
800
#0B2E
900
#071E
950
#0412

Shades

Darker variations

1#1149B9
2#0F41A4
3#0D3990
4#0B317B
5#0A2967
6#082052
7#06183E
8#041029
9#020815

Tints

Lighter variations

1#165BE7
2#2E6DEC
3#487FEE
4#6292F0
5#7CA4F3
6#96B6F5
7#B1C8F8
8#CBDBFA
9#E5EDFD

Tones

Muted variations

1#1C54C4
2#2657BB
3#2F5AB1
4#385EA8
5#42619F
6#4B6495
7#54678C
8#5E6A83
9#676D7A

Usage Guidelines

Recommended use cases for each shade level

LevelColorTypical Use Cases
50
F1F5
#F1F5FE
BackgroundsSubtle highlightsCard backgrounds
100
DEE8
#DEE8FC
Light backgroundsTable row hoverSkeleton loading
200
C2D5
#C2D5F9
Secondary backgroundsInput backgroundsDividers
300
94B4
#94B4F5
BordersInactive statesPlaceholder text
400
5C8D
#5C8DF0
Disabled statesSecondary iconsMuted text
500
2D6D
#2D6DEB
Primary brand colorCTAsActive elementsLinks
600
1351
#1351CD
Hover statesFocus ringsPrimary buttons hover
700
0F41
#0F41A3
Active/pressed statesDark mode accentsSecondary text
800
0B2E
#0B2E75
Text on light backgroundsHeadingsStrong borders
900
071E
#071E4B
Primary textHigh emphasis contentDark headings
950
0412
#04122F
Maximum contrast textDark mode backgrounds

Export Code

Copy ready-to-use code for your project

:root {
  --cobalt-50: #F1F5FE;
  --cobalt-100: #DEE8FC;
  --cobalt-200: #C2D5F9;
  --cobalt-300: #94B4F5;
  --cobalt-400: #5C8DF0;
  --cobalt-500: #2D6DEB;
  --cobalt-600: #1351CD;
  --cobalt-700: #0F41A3;
  --cobalt-800: #0B2E75;
  --cobalt-900: #071E4B;
  --cobalt-950: #04122F;
}
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