Cobalt

#234CBE

Blue

Color Codes

All color formats for development

HEX
#234CBE
RGB
rgb(35, 76, 190)
HSL
hsl(224, 69%, 44%)
OKLCH
oklch(0.463 0.185 264.8)
CMYK
cmyk(82%, 60%, 0%, 25%)

Accessibility

WCAG contrast compliance

On White Background

7.37:1

AA AAA

On Black Background

2.85:1

AA AAA
Run full accessibility check

Tailwind Scale

50-950 scale matching Tailwind CSS naming

50
#F2F5
100
#E1E7
200
#C7D3
300
#9CB1
400
#6889
500
#3D67
600
#234C
700
#1C3D
800
#142B
900
#0D1C
950
#0811

Shades

Darker variations

1#1F44AB
2#1C3D98
3#183585
4#152E72
5#11265F
6#0E1E4C
7#0A1739
8#070F26
9#030813

Tints

Lighter variations

1#2756D6
2#3E68DC
3#567BE0
4#6E8EE4
5#86A1E9
6#9EB3ED
7#B7C6F2
8#CFD9F6
9#E7ECFB

Tones

Muted variations

1#2B50B6
2#3253AE
3#3A57A6
4#425B9F
5#495E97
6#51628F
7#596587
8#616980
9#686D78

Usage Guidelines

Recommended use cases for each shade level

LevelColorTypical Use Cases
50
F2F5
#F2F5FD
BackgroundsSubtle highlightsCard backgrounds
100
E1E7
#E1E7F9
Light backgroundsTable row hoverSkeleton loading
200
C7D3
#C7D3F5
Secondary backgroundsInput backgroundsDividers
300
9CB1
#9CB1ED
BordersInactive statesPlaceholder text
400
6889
#6889E3
Disabled statesSecondary iconsMuted text
500
3D67
#3D67DB
Primary brand colorCTAsActive elementsLinks
600
234C
#234CBE
Hover statesFocus ringsPrimary buttons hover
700
1C3D
#1C3D97
Active/pressed statesDark mode accentsSecondary text
800
142B
#142B6C
Text on light backgroundsHeadingsStrong borders
900
0D1C
#0D1C45
Primary textHigh emphasis contentDark headings
950
0811
#08112B
Maximum contrast textDark mode backgrounds

Export Code

Copy ready-to-use code for your project

:root {
  --cobalt-50: #F2F5FD;
  --cobalt-100: #E1E7F9;
  --cobalt-200: #C7D3F5;
  --cobalt-300: #9CB1ED;
  --cobalt-400: #6889E3;
  --cobalt-500: #3D67DB;
  --cobalt-600: #234CBE;
  --cobalt-700: #1C3D97;
  --cobalt-800: #142B6C;
  --cobalt-900: #0D1C45;
  --cobalt-950: #08112B;
}
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