Cobalt

#2D4AB4

Blue

Color Codes

All color formats for development

HEX
#2D4AB4
RGB
rgb(45, 74, 180)
HSL
hsl(227, 60%, 44%)
OKLCH
oklch(0.454 0.171 267.4)
CMYK
cmyk(75%, 59%, 0%, 29%)

Accessibility

WCAG contrast compliance

On White Background

7.64:1

AA AAA

On Black Background

2.75:1

AA AAA
Run full accessibility check

Tailwind Scale

50-950 scale matching Tailwind CSS naming

50
#F3F5
100
#E2E7
200
#CAD3
300
#A1B0
400
#7087
500
#4765
600
#2D4A
700
#243B
800
#1A2A
900
#101B
950
#0A11

Shades

Darker variations

1#2843A2
2#243B90
3#1F347E
4#1B2C6C
5#16255A
6#121E48
7#0D1636
8#090F24
9#040712

Tints

Lighter variations

1#3353CA
2#4866D1
3#5F79D7
4#768CDD
5#8D9FE2
6#A4B2E8
7#BAC6EE
8#D1D9F4
9#E8ECF9

Tones

Muted variations

1#344EAD
2#3A52A6
3#41559F
4#485999
5#4F5D92
6#55618B
7#5C6584
8#63697E
9#696C77

Usage Guidelines

Recommended use cases for each shade level

LevelColorTypical Use Cases
50
F3F5
#F3F5FC
BackgroundsSubtle highlightsCard backgrounds
100
E2E7
#E2E7F8
Light backgroundsTable row hoverSkeleton loading
200
CAD3
#CAD3F2
Secondary backgroundsInput backgroundsDividers
300
A1B0
#A1B0E8
BordersInactive statesPlaceholder text
400
7087
#7087DB
Disabled statesSecondary iconsMuted text
500
4765
#4765D1
Primary brand colorCTAsActive elementsLinks
600
2D4A
#2D4AB4
Hover statesFocus ringsPrimary buttons hover
700
243B
#243B8F
Active/pressed statesDark mode accentsSecondary text
800
1A2A
#1A2A66
Text on light backgroundsHeadingsStrong borders
900
101B
#101B41
Primary textHigh emphasis contentDark headings
950
0A11
#0A1129
Maximum contrast textDark mode backgrounds

Export Code

Copy ready-to-use code for your project

:root {
  --cobalt-50: #F3F5FC;
  --cobalt-100: #E2E7F8;
  --cobalt-200: #CAD3F2;
  --cobalt-300: #A1B0E8;
  --cobalt-400: #7087DB;
  --cobalt-500: #4765D1;
  --cobalt-600: #2D4AB4;
  --cobalt-700: #243B8F;
  --cobalt-800: #1A2A66;
  --cobalt-900: #101B41;
  --cobalt-950: #0A1129;
}
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