Cobalt

#2D2DB4

Blue

Color Codes

All color formats for development

HEX
#2D2DB4
RGB
rgb(45, 45, 180)
HSL
hsl(240, 60%, 44%)
OKLCH
oklch(0.405 0.204 272.5)
CMYK
cmyk(75%, 75%, 0%, 29%)

Accessibility

WCAG contrast compliance

On White Background

9.79:1

AA AAA

On Black Background

2.15:1

AA AAA
Run full accessibility check

Tailwind Scale

50-950 scale matching Tailwind CSS naming

50
#F3F3
100
#E2E2
200
#CACA
300
#A1A1
400
#7070
500
#4747
600
#2D2D
700
#2424
800
#1A1A
900
#1010
950
#0A0A

Shades

Darker variations

1#2828A2
2#242490
3#1F1F7E
4#1B1B6C
5#16165A
6#121248
7#0D0D36
8#090924
9#040412

Tints

Lighter variations

1#3333CA
2#4848D1
3#5F5FD7
4#7676DD
5#8D8DE2
6#A4A4E8
7#BABAEE
8#D1D1F4
9#E8E8F9

Tones

Muted variations

1#3434AD
2#3A3AA6
3#41419F
4#484899
5#4F4F92
6#55558B
7#5C5C84
8#63637E
9#696977

Usage Guidelines

Recommended use cases for each shade level

LevelColorTypical Use Cases
50
F3F3
#F3F3FC
BackgroundsSubtle highlightsCard backgrounds
100
E2E2
#E2E2F8
Light backgroundsTable row hoverSkeleton loading
200
CACA
#CACAF2
Secondary backgroundsInput backgroundsDividers
300
A1A1
#A1A1E8
BordersInactive statesPlaceholder text
400
7070
#7070DB
Disabled statesSecondary iconsMuted text
500
4747
#4747D1
Primary brand colorCTAsActive elementsLinks
600
2D2D
#2D2DB4
Hover statesFocus ringsPrimary buttons hover
700
2424
#24248F
Active/pressed statesDark mode accentsSecondary text
800
1A1A
#1A1A66
Text on light backgroundsHeadingsStrong borders
900
1010
#101041
Primary textHigh emphasis contentDark headings
950
0A0A
#0A0A29
Maximum contrast textDark mode backgrounds

Export Code

Copy ready-to-use code for your project

:root {
  --cobalt-50: #F3F3FC;
  --cobalt-100: #E2E2F8;
  --cobalt-200: #CACAF2;
  --cobalt-300: #A1A1E8;
  --cobalt-400: #7070DB;
  --cobalt-500: #4747D1;
  --cobalt-600: #2D2DB4;
  --cobalt-700: #24248F;
  --cobalt-800: #1A1A66;
  --cobalt-900: #101041;
  --cobalt-950: #0A0A29;
}
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