Cobalt

#0F49D2

Blue

Color Codes

All color formats for development

HEX
#0F49D2
RGB
rgb(15, 73, 210)
HSL
hsl(222, 87%, 44%)
OKLCH
oklch(0.471 0.218 263.2)
CMYK
cmyk(93%, 65%, 0%, 18%)

Accessibility

WCAG contrast compliance

On White Background

7.23:1

AA AAA

On Black Background

2.90:1

AA AAA
Run full accessibility check

Tailwind Scale

50-950 scale matching Tailwind CSS naming

50
#F1F5
100
#DEE7
200
#C1D2
300
#91B0
400
#5887
500
#2864
600
#0F49
700
#0C3A
800
#082A
900
#051B
950
#0311

Shades

Darker variations

1#0D42BD
2#0C3BA8
3#0A3393
4#092C7E
5#072569
6#061D54
7#04163F
8#030F2A
9#010715

Tints

Lighter variations

1#1052ED
2#2965F0
3#4478F2
4#5F8CF4
5#799FF6
6#94B2F8
7#AFC5F9
8#CAD9FB
9#E4ECFD

Tones

Muted variations

1#184DC8
2#2251BE
3#2C55B5
4#3659AB
5#3F5DA1
6#496197
7#53648D
8#5D6884
9#666C7A

Usage Guidelines

Recommended use cases for each shade level

LevelColorTypical Use Cases
50
F1F5
#F1F5FE
BackgroundsSubtle highlightsCard backgrounds
100
DEE7
#DEE7FD
Light backgroundsTable row hoverSkeleton loading
200
C1D2
#C1D2FB
Secondary backgroundsInput backgroundsDividers
300
91B0
#91B0F7
BordersInactive statesPlaceholder text
400
5887
#5887F3
Disabled statesSecondary iconsMuted text
500
2864
#2864F0
Primary brand colorCTAsActive elementsLinks
600
0F49
#0F49D2
Hover statesFocus ringsPrimary buttons hover
700
0C3A
#0C3AA7
Active/pressed statesDark mode accentsSecondary text
800
082A
#082A77
Text on light backgroundsHeadingsStrong borders
900
051B
#051B4C
Primary textHigh emphasis contentDark headings
950
0311
#031130
Maximum contrast textDark mode backgrounds

Export Code

Copy ready-to-use code for your project

:root {
  --cobalt-50: #F1F5FE;
  --cobalt-100: #DEE7FD;
  --cobalt-200: #C1D2FB;
  --cobalt-300: #91B0F7;
  --cobalt-400: #5887F3;
  --cobalt-500: #2864F0;
  --cobalt-600: #0F49D2;
  --cobalt-700: #0C3AA7;
  --cobalt-800: #082A77;
  --cobalt-900: #051B4C;
  --cobalt-950: #031130;
}
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