Cobalt

#242B8F

Blue

Color Codes

All color formats for development

HEX
#242B8F
RGB
rgb(36, 43, 143)
HSL
hsl(236, 60%, 35%)
OKLCH
oklch(0.358 0.162 271.9)
CMYK
cmyk(75%, 70%, 0%, 44%)

Accessibility

WCAG contrast compliance

On White Background

11.56:1

AA AAA

On Black Background

1.82:1

AA AAA
Run full accessibility check

Tailwind Scale

50-950 scale matching Tailwind CSS naming

50
#F3F3
100
#E2E4
200
#CACD
300
#A1A6
400
#7077
500
#4751
600
#2D36
700
#242B
800
#1A1F
900
#1014
950
#0A0C

Shades

Darker variations

1#202781
2#1D2272
3#191E64
4#151A56
5#121547
6#0E1139
7#0B0D2B
8#07091D
9#04040E

Tints

Lighter variations

1#2A33A9
2#313BC4
3#454FD1
4#6068D7
5#7A81DE
6#959AE4
7#AFB3EB
8#CACDF2
9#E4E6F8

Tones

Muted variations

1#292F89
2#2E3484
3#34397F
4#393D79
5#3E4274
6#44476F
7#494B69
8#4F5064
9#54555F

Usage Guidelines

Recommended use cases for each shade level

LevelColorTypical Use Cases
50
F3F3
#F3F3FC
BackgroundsSubtle highlightsCard backgrounds
100
E2E4
#E2E4F8
Light backgroundsTable row hoverSkeleton loading
200
CACD
#CACDF2
Secondary backgroundsInput backgroundsDividers
300
A1A6
#A1A6E8
BordersInactive statesPlaceholder text
400
7077
#7077DB
Disabled statesSecondary iconsMuted text
500
4751
#4751D1
Primary brand colorCTAsActive elementsLinks
600
2D36
#2D36B4
Hover statesFocus ringsPrimary buttons hover
700
242B
#242B8F
Active/pressed statesDark mode accentsSecondary text
800
1A1F
#1A1F66
Text on light backgroundsHeadingsStrong borders
900
1014
#101441
Primary textHigh emphasis contentDark headings
950
0A0C
#0A0C29
Maximum contrast textDark mode backgrounds

Export Code

Copy ready-to-use code for your project

:root {
  --cobalt-50: #F3F3FC;
  --cobalt-100: #E2E4F8;
  --cobalt-200: #CACDF2;
  --cobalt-300: #A1A6E8;
  --cobalt-400: #7077DB;
  --cobalt-500: #4751D1;
  --cobalt-600: #2D36B4;
  --cobalt-700: #242B8F;
  --cobalt-800: #1A1F66;
  --cobalt-900: #101441;
  --cobalt-950: #0A0C29;
}
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