Cobalt

#0637DB

Blue

Color Codes

All color formats for development

HEX
#0637DB
RGB
rgb(6, 55, 219)
HSL
hsl(226, 95%, 44%)
OKLCH
oklch(0.45 0.248 264.2)
CMYK
cmyk(97%, 75%, 0%, 14%)

Accessibility

WCAG contrast compliance

On White Background

8.15:1

AA AAA

On Black Background

2.58:1

AA AAA
Run full accessibility check

Tailwind Scale

50-950 scale matching Tailwind CSS naming

50
#F0F3
100
#DCE4
200
#BECD
300
#8DA7
400
#5179
500
#1F52
600
#0637
700
#042C
800
#031F
900
#0214
950
#010D

Shades

Darker variations

1#0532C5
2#042CAF
3#042799
4#032183
5#031C6D
6#021658
7#021142
8#010B2C
9#010616

Tints

Lighter variations

1#063EF7
2#2053F9
3#3C68FA
4#587EFB
5#7493FB
6#90A9FC
7#ABBEFD
8#C7D4FE
9#E3E9FE

Tones

Muted variations

1#103DD0
2#1B43C5
3#2648BB
4#304EB0
5#3B54A5
6#46599B
7#505F90
8#5B6586
9#666B7B

Usage Guidelines

Recommended use cases for each shade level

LevelColorTypical Use Cases
50
F0F3
#F0F3FF
BackgroundsSubtle highlightsCard backgrounds
100
DCE4
#DCE4FE
Light backgroundsTable row hoverSkeleton loading
200
BECD
#BECDFD
Secondary backgroundsInput backgroundsDividers
300
8DA7
#8DA7FC
BordersInactive statesPlaceholder text
400
5179
#5179FB
Disabled statesSecondary iconsMuted text
500
1F52
#1F52F9
Primary brand colorCTAsActive elementsLinks
600
0637
#0637DB
Hover statesFocus ringsPrimary buttons hover
700
042C
#042CAE
Active/pressed statesDark mode accentsSecondary text
800
031F
#031F7C
Text on light backgroundsHeadingsStrong borders
900
0214
#021450
Primary textHigh emphasis contentDark headings
950
010D
#010D32
Maximum contrast textDark mode backgrounds

Export Code

Copy ready-to-use code for your project

:root {
  --cobalt-50: #F0F3FF;
  --cobalt-100: #DCE4FE;
  --cobalt-200: #BECDFD;
  --cobalt-300: #8DA7FC;
  --cobalt-400: #5179FB;
  --cobalt-500: #1F52F9;
  --cobalt-600: #0637DB;
  --cobalt-700: #042CAE;
  --cobalt-800: #031F7C;
  --cobalt-900: #021450;
  --cobalt-950: #010D32;
}
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