Cobalt

#004680

Blue

Color Codes

All color formats for development

HEX
#004680
RGB
rgb(0, 70, 128)
HSL
hsl(207, 100%, 25%)
OKLCH
oklch(0.391 0.115 251.4)
CMYK
cmyk(100%, 45%, 0%, 50%)

Accessibility

WCAG contrast compliance

On White Background

9.60:1

AA AAA

On Black Background

2.19:1

AA AAA
Run full accessibility check

Tailwind Scale

50-950 scale matching Tailwind CSS naming

50
#F0F8
100
#DBEF
200
#BDE1
300
#8ACA
400
#4DAF
500
#1A98
600
#007B
700
#0062
800
#0046
900
#002D
950
#001C

Shades

Darker variations

1#003F73
2#003866
3#003159
4#002A4D
5#002340
6#001C33
7#001526
8#000E1A
9#00070D

Tints

Lighter variations

1#005BA6
2#0070CC
3#0085F2
4#1A98FF
5#40A9FF
6#66BAFF
7#8CCBFF
8#B3DDFF
9#D9EEFF

Tones

Muted variations

1#064579
2#0D4573
3#13446C
4#194466
5#204360
6#264259
7#2D4253
8#33414D
9#394046

Usage Guidelines

Recommended use cases for each shade level

LevelColorTypical Use Cases
50
F0F8
#F0F8FF
BackgroundsSubtle highlightsCard backgrounds
100
DBEF
#DBEFFF
Light backgroundsTable row hoverSkeleton loading
200
BDE1
#BDE1FF
Secondary backgroundsInput backgroundsDividers
300
8ACA
#8ACAFF
BordersInactive statesPlaceholder text
400
4DAF
#4DAFFF
Disabled statesSecondary iconsMuted text
500
1A98
#1A98FF
Primary brand colorCTAsActive elementsLinks
600
007B
#007BE0
Hover statesFocus ringsPrimary buttons hover
700
0062
#0062B3
Active/pressed statesDark mode accentsSecondary text
800
0046
#004680
Text on light backgroundsHeadingsStrong borders
900
002D
#002D52
Primary textHigh emphasis contentDark headings
950
001C
#001C33
Maximum contrast textDark mode backgrounds

Export Code

Copy ready-to-use code for your project

:root {
  --cobalt-50: #F0F8FF;
  --cobalt-100: #DBEFFF;
  --cobalt-200: #BDE1FF;
  --cobalt-300: #8ACAFF;
  --cobalt-400: #4DAFFF;
  --cobalt-500: #1A98FF;
  --cobalt-600: #007BE0;
  --cobalt-700: #0062B3;
  --cobalt-800: #004680;
  --cobalt-900: #002D52;
  --cobalt-950: #001C33;
}
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