Cobalt

#3939A7

Blue

Color Codes

All color formats for development

HEX
#3939A7
RGB
rgb(57, 57, 167)
HSL
hsl(240, 49%, 44%)
OKLCH
oklch(0.418 0.172 276)
CMYK
cmyk(66%, 66%, 0%, 35%)

Accessibility

WCAG contrast compliance

On White Background

9.06:1

AA AAA

On Black Background

2.32:1

AA AAA
Run full accessibility check

Tailwind Scale

50-950 scale matching Tailwind CSS naming

50
#F4F4
100
#E4E4
200
#CECE
300
#A8A8
400
#7A7A
500
#5454
600
#3939
700
#2E2E
800
#2121
900
#1515
950
#0D0D

Shades

Darker variations

1#333396
2#2E2E86
3#282875
4#222264
5#1D1D54
6#171743
7#111132
8#0B0B21
9#060611

Tints

Lighter variations

1#4141BC
2#5555C5
3#6A6ACC
4#7F7FD3
5#9595DB
6#AAAAE2
7#BFBFE9
8#D4D4F0
9#EAEAF8

Tones

Muted variations

1#3F3FA2
2#44449C
3#4A4A97
4#4F4F91
5#55558C
6#5A5A86
7#606081
8#65657B
9#6B6B76

Usage Guidelines

Recommended use cases for each shade level

LevelColorTypical Use Cases
50
F4F4
#F4F4FB
BackgroundsSubtle highlightsCard backgrounds
100
E4E4
#E4E4F6
Light backgroundsTable row hoverSkeleton loading
200
CECE
#CECEEE
Secondary backgroundsInput backgroundsDividers
300
A8A8
#A8A8E1
BordersInactive statesPlaceholder text
400
7A7A
#7A7AD1
Disabled statesSecondary iconsMuted text
500
5454
#5454C4
Primary brand colorCTAsActive elementsLinks
600
3939
#3939A7
Hover statesFocus ringsPrimary buttons hover
700
2E2E
#2E2E85
Active/pressed statesDark mode accentsSecondary text
800
2121
#21215F
Text on light backgroundsHeadingsStrong borders
900
1515
#15153D
Primary textHigh emphasis contentDark headings
950
0D0D
#0D0D26
Maximum contrast textDark mode backgrounds

Export Code

Copy ready-to-use code for your project

:root {
  --cobalt-50: #F4F4FB;
  --cobalt-100: #E4E4F6;
  --cobalt-200: #CECEEE;
  --cobalt-300: #A8A8E1;
  --cobalt-400: #7A7AD1;
  --cobalt-500: #5454C4;
  --cobalt-600: #3939A7;
  --cobalt-700: #2E2E85;
  --cobalt-800: #21215F;
  --cobalt-900: #15153D;
  --cobalt-950: #0D0D26;
}
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