Cobalt

#0376B0

Blue

Color Codes

All color formats for development

HEX
#0376B0
RGB
rgb(3, 118, 176)
HSL
hsl(200, 97%, 35%)
OKLCH
oklch(0.541 0.125 240.9)
CMYK
cmyk(98%, 33%, 0%, 31%)

Accessibility

WCAG contrast compliance

On White Background

4.97:1

AA AAA

On Black Background

4.22:1

AA AAA
Run full accessibility check

Tailwind Scale

50-950 scale matching Tailwind CSS naming

50
#F0FA
100
#DCF3
200
#BEE9
300
#8BD7
400
#4FC3
500
#1DB1
600
#0394
700
#0376
800
#0254
900
#0136
950
#0122

Shades

Darker variations

1#026A9E
2#025E8D
3#02537B
4#024769
5#013B58
6#012F46
7#012335
8#011823
9#000C12

Tints

Lighter variations

1#038CD0
2#04A2F1
3#1AB0FC
4#3BBCFC
5#5CC7FD
6#7CD2FD
7#9DDDFE
8#BEE9FE
9#DEF4FF

Tones

Muted variations

1#0B73A7
2#14709F
3#1D6D96
4#256B8D
5#2E6885
6#37657C
7#3F6273
8#485F6B
9#515C62

Usage Guidelines

Recommended use cases for each shade level

LevelColorTypical Use Cases
50
F0FA
#F0FAFF
BackgroundsSubtle highlightsCard backgrounds
100
DCF3
#DCF3FE
Light backgroundsTable row hoverSkeleton loading
200
BEE9
#BEE9FE
Secondary backgroundsInput backgroundsDividers
300
8BD7
#8BD7FD
BordersInactive statesPlaceholder text
400
4FC3
#4FC3FC
Disabled statesSecondary iconsMuted text
500
1DB1
#1DB1FC
Primary brand colorCTAsActive elementsLinks
600
0394
#0394DD
Hover statesFocus ringsPrimary buttons hover
700
0376
#0376B0
Active/pressed statesDark mode accentsSecondary text
800
0254
#02547E
Text on light backgroundsHeadingsStrong borders
900
0136
#013650
Primary textHigh emphasis contentDark headings
950
0122
#012232
Maximum contrast textDark mode backgrounds

Export Code

Copy ready-to-use code for your project

:root {
  --cobalt-50: #F0FAFF;
  --cobalt-100: #DCF3FE;
  --cobalt-200: #BEE9FE;
  --cobalt-300: #8BD7FD;
  --cobalt-400: #4FC3FC;
  --cobalt-500: #1DB1FC;
  --cobalt-600: #0394DD;
  --cobalt-700: #0376B0;
  --cobalt-800: #02547E;
  --cobalt-900: #013650;
  --cobalt-950: #012232;
}
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