Cobalt

#233DBE

Blue

Color Codes

All color formats for development

HEX
#233DBE
RGB
rgb(35, 61, 190)
HSL
hsl(230, 69%, 44%)
OKLCH
oklch(0.435 0.202 267.4)
CMYK
cmyk(82%, 68%, 0%, 25%)

Accessibility

WCAG contrast compliance

On White Background

8.46:1

AA AAA

On Black Background

2.48:1

AA AAA
Run full accessibility check

Tailwind Scale

50-950 scale matching Tailwind CSS naming

50
#F2F4
100
#E1E5
200
#C7CF
300
#9CA9
400
#687D
500
#3D57
600
#233D
700
#1C30
800
#1422
900
#0D16
950
#080E

Shades

Darker variations

1#1F37AB
2#1C3098
3#182A85
4#152472
5#111E5F
6#0E184C
7#0A1239
8#070C26
9#030613

Tints

Lighter variations

1#2744D6
2#3E58DC
3#566DE0
4#6E82E4
5#8697E9
6#9EACED
7#B7C0F2
8#CFD5F6
9#E7EAFB

Tones

Muted variations

1#2B42B6
2#3247AE
3#3A4CA6
4#42519F
5#495697
6#515C8F
7#596187
8#616680
9#686B78

Usage Guidelines

Recommended use cases for each shade level

LevelColorTypical Use Cases
50
F2F4
#F2F4FD
BackgroundsSubtle highlightsCard backgrounds
100
E1E5
#E1E5F9
Light backgroundsTable row hoverSkeleton loading
200
C7CF
#C7CFF5
Secondary backgroundsInput backgroundsDividers
300
9CA9
#9CA9ED
BordersInactive statesPlaceholder text
400
687D
#687DE3
Disabled statesSecondary iconsMuted text
500
3D57
#3D57DB
Primary brand colorCTAsActive elementsLinks
600
233D
#233DBE
Hover statesFocus ringsPrimary buttons hover
700
1C30
#1C3097
Active/pressed statesDark mode accentsSecondary text
800
1422
#14226C
Text on light backgroundsHeadingsStrong borders
900
0D16
#0D1645
Primary textHigh emphasis contentDark headings
950
080E
#080E2B
Maximum contrast textDark mode backgrounds

Export Code

Copy ready-to-use code for your project

:root {
  --cobalt-50: #F2F4FD;
  --cobalt-100: #E1E5F9;
  --cobalt-200: #C7CFF5;
  --cobalt-300: #9CA9ED;
  --cobalt-400: #687DE3;
  --cobalt-500: #3D57DB;
  --cobalt-600: #233DBE;
  --cobalt-700: #1C3097;
  --cobalt-800: #14226C;
  --cobalt-900: #0D1645;
  --cobalt-950: #080E2B;
}
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