Cobalt

#0A3C76

Blue

Color Codes

All color formats for development

HEX
#0A3C76
RGB
rgb(10, 60, 118)
HSL
hsl(212, 84%, 25%)
OKLCH
oklch(0.361 0.112 255.8)
CMYK
cmyk(92%, 49%, 0%, 54%)

Accessibility

WCAG contrast compliance

On White Background

10.93:1

AA AAA

On Black Background

1.92:1

AA AAA
Run full accessibility check

Tailwind Scale

50-950 scale matching Tailwind CSS naming

50
#F1F7
100
#DEEC
200
#C2DC
300
#93C1
400
#5BA1
500
#2C86
600
#126A
700
#0E54
800
#0A3C
900
#0727
950
#0418

Shades

Darker variations

1#09366A
2#08305E
3#072A52
4#062446
5#051E3B
6#04182F
7#031223
8#020C17
9#01060C

Tints

Lighter variations

1#0D4E98
2#1060BC
3#1372DF
4#2C86ED
5#4F9AF0
6#72AEF3
7#95C2F6
8#B9D7F9
9#DCEBFC

Tones

Muted variations

1#103D70
2#153D6B
3#1A3D65
4#203E60
5#253E5B
6#2A3E55
7#303F50
8#353F4A
9#3A3F45

Usage Guidelines

Recommended use cases for each shade level

LevelColorTypical Use Cases
50
F1F7
#F1F7FE
BackgroundsSubtle highlightsCard backgrounds
100
DEEC
#DEECFC
Light backgroundsTable row hoverSkeleton loading
200
C2DC
#C2DCFA
Secondary backgroundsInput backgroundsDividers
300
93C1
#93C1F6
BordersInactive statesPlaceholder text
400
5BA1
#5BA1F1
Disabled statesSecondary iconsMuted text
500
2C86
#2C86ED
Primary brand colorCTAsActive elementsLinks
600
126A
#126ACE
Hover statesFocus ringsPrimary buttons hover
700
0E54
#0E54A4
Active/pressed statesDark mode accentsSecondary text
800
0A3C
#0A3C75
Text on light backgroundsHeadingsStrong borders
900
0727
#07274B
Primary textHigh emphasis contentDark headings
950
0418
#04182F
Maximum contrast textDark mode backgrounds

Export Code

Copy ready-to-use code for your project

:root {
  --cobalt-50: #F1F7FE;
  --cobalt-100: #DEECFC;
  --cobalt-200: #C2DCFA;
  --cobalt-300: #93C1F6;
  --cobalt-400: #5BA1F1;
  --cobalt-500: #2C86ED;
  --cobalt-600: #126ACE;
  --cobalt-700: #0E54A4;
  --cobalt-800: #0A3C75;
  --cobalt-900: #07274B;
  --cobalt-950: #04182F;
}
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