Cobalt

#2D3AB4

Blue

Color Codes

All color formats for development

HEX
#2D3AB4
RGB
rgb(45, 58, 180)
HSL
hsl(234, 60%, 44%)
OKLCH
oklch(0.425 0.19 270.7)
CMYK
cmyk(75%, 68%, 0%, 29%)

Accessibility

WCAG contrast compliance

On White Background

8.84:1

AA AAA

On Black Background

2.38:1

AA AAA
Run full accessibility check

Tailwind Scale

50-950 scale matching Tailwind CSS naming

50
#F3F4
100
#E2E5
200
#CACE
300
#A1A8
400
#707B
500
#4755
600
#2D3A
700
#242E
800
#1A21
900
#1015
950
#0A0D

Shades

Darker variations

1#2835A2
2#242F90
3#1F297E
4#1B236C
5#161D5A
6#121748
7#0D1236
8#090C24
9#040612

Tints

Lighter variations

1#3342CA
2#4856D1
3#5F6BD7
4#7680DD
5#8D95E2
6#A4AAE8
7#BAC0EE
8#D1D5F4
9#E8EAF9

Tones

Muted variations

1#3440AD
2#3A45A6
3#414B9F
4#485099
5#4F5592
6#555B8B
7#5C6084
8#63657E
9#696B77

Usage Guidelines

Recommended use cases for each shade level

LevelColorTypical Use Cases
50
F3F4
#F3F4FC
BackgroundsSubtle highlightsCard backgrounds
100
E2E5
#E2E5F8
Light backgroundsTable row hoverSkeleton loading
200
CACE
#CACEF2
Secondary backgroundsInput backgroundsDividers
300
A1A8
#A1A8E8
BordersInactive statesPlaceholder text
400
707B
#707BDB
Disabled statesSecondary iconsMuted text
500
4755
#4755D1
Primary brand colorCTAsActive elementsLinks
600
2D3A
#2D3AB4
Hover statesFocus ringsPrimary buttons hover
700
242E
#242E8F
Active/pressed statesDark mode accentsSecondary text
800
1A21
#1A2166
Text on light backgroundsHeadingsStrong borders
900
1015
#101541
Primary textHigh emphasis contentDark headings
950
0A0D
#0A0D29
Maximum contrast textDark mode backgrounds

Export Code

Copy ready-to-use code for your project

:root {
  --cobalt-50: #F3F4FC;
  --cobalt-100: #E2E5F8;
  --cobalt-200: #CACEF2;
  --cobalt-300: #A1A8E8;
  --cobalt-400: #707BDB;
  --cobalt-500: #4755D1;
  --cobalt-600: #2D3AB4;
  --cobalt-700: #242E8F;
  --cobalt-800: #1A2166;
  --cobalt-900: #101541;
  --cobalt-950: #0A0D29;
}
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