Cobalt

#0365B0

Blue

Color Codes

All color formats for development

HEX
#0365B0
RGB
rgb(3, 101, 176)
HSL
hsl(206, 97%, 35%)
OKLCH
oklch(0.5 0.142 250.5)
CMYK
cmyk(98%, 43%, 0%, 31%)

Accessibility

WCAG contrast compliance

On White Background

6.01:1

AA AAA

On Black Background

3.49:1

AA AAA
Run full accessibility check

Tailwind Scale

50-950 scale matching Tailwind CSS naming

50
#F0F8
100
#DCEF
200
#BEE2
300
#8BCC
400
#4FB1
500
#1D9B
600
#037F
700
#0365
800
#0248
900
#012E
950
#011D

Shades

Darker variations

1#025B9E
2#02518D
3#02477B
4#023C69
5#013258
6#012846
7#011E35
8#011423
9#000A12

Tints

Lighter variations

1#0378D0
2#048AF1
3#1A9AFC
4#3BA8FC
5#5CB7FD
6#7CC5FD
7#9DD4FE
8#BEE2FE
9#DEF1FF

Tones

Muted variations

1#0B64A7
2#14629F
3#1D6196
4#25608D
5#2E5F85
6#375E7C
7#3F5D73
8#485C6B
9#515A62

Usage Guidelines

Recommended use cases for each shade level

LevelColorTypical Use Cases
50
F0F8
#F0F8FF
BackgroundsSubtle highlightsCard backgrounds
100
DCEF
#DCEFFE
Light backgroundsTable row hoverSkeleton loading
200
BEE2
#BEE2FE
Secondary backgroundsInput backgroundsDividers
300
8BCC
#8BCCFD
BordersInactive statesPlaceholder text
400
4FB1
#4FB1FC
Disabled statesSecondary iconsMuted text
500
1D9B
#1D9BFC
Primary brand colorCTAsActive elementsLinks
600
037F
#037FDD
Hover statesFocus ringsPrimary buttons hover
700
0365
#0365B0
Active/pressed statesDark mode accentsSecondary text
800
0248
#02487E
Text on light backgroundsHeadingsStrong borders
900
012E
#012E50
Primary textHigh emphasis contentDark headings
950
011D
#011D32
Maximum contrast textDark mode backgrounds

Export Code

Copy ready-to-use code for your project

:root {
  --cobalt-50: #F0F8FF;
  --cobalt-100: #DCEFFE;
  --cobalt-200: #BEE2FE;
  --cobalt-300: #8BCCFD;
  --cobalt-400: #4FB1FC;
  --cobalt-500: #1D9BFC;
  --cobalt-600: #037FDD;
  --cobalt-700: #0365B0;
  --cobalt-800: #02487E;
  --cobalt-900: #012E50;
  --cobalt-950: #011D32;
}
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