Cobalt

#2747B9

Blue

Color Codes

All color formats for development

HEX
#2747B9
RGB
rgb(39, 71, 185)
HSL
hsl(227, 65%, 44%)
OKLCH
oklch(0.45 0.183 266.6)
CMYK
cmyk(79%, 62%, 0%, 27%)

Accessibility

WCAG contrast compliance

On White Background

7.81:1

AA AAA

On Black Background

2.69:1

AA AAA
Run full accessibility check

Tailwind Scale

50-950 scale matching Tailwind CSS naming

50
#F2F5
100
#E2E7
200
#C8D2
300
#9EAF
400
#6C85
500
#4262
600
#2747
700
#1F38
800
#1628
900
#0E1A
950
#0910

Shades

Darker variations

1#2340A7
2#1F3994
3#1B3282
4#182B6F
5#14235D
6#101C4A
7#0C1538
8#080E25
9#040713

Tints

Lighter variations

1#2C50D1
2#4363D7
3#5A76DC
4#728AE1
5#899DE6
6#A1B1EB
7#B8C4F0
8#D0D8F5
9#E7EBFA

Tones

Muted variations

1#2F4BB2
2#364FAB
3#3D53A3
4#44579C
5#4C5C95
6#53608D
7#5A6486
8#62687F
9#696C77

Usage Guidelines

Recommended use cases for each shade level

LevelColorTypical Use Cases
50
F2F5
#F2F5FC
BackgroundsSubtle highlightsCard backgrounds
100
E2E7
#E2E7F9
Light backgroundsTable row hoverSkeleton loading
200
C8D2
#C8D2F3
Secondary backgroundsInput backgroundsDividers
300
9EAF
#9EAFEA
BordersInactive statesPlaceholder text
400
6C85
#6C85E0
Disabled statesSecondary iconsMuted text
500
4262
#4262D7
Primary brand colorCTAsActive elementsLinks
600
2747
#2747B9
Hover statesFocus ringsPrimary buttons hover
700
1F38
#1F3893
Active/pressed statesDark mode accentsSecondary text
800
1628
#162869
Text on light backgroundsHeadingsStrong borders
900
0E1A
#0E1A43
Primary textHigh emphasis contentDark headings
950
0910
#09102A
Maximum contrast textDark mode backgrounds

Export Code

Copy ready-to-use code for your project

:root {
  --cobalt-50: #F2F5FC;
  --cobalt-100: #E2E7F9;
  --cobalt-200: #C8D2F3;
  --cobalt-300: #9EAFEA;
  --cobalt-400: #6C85E0;
  --cobalt-500: #4262D7;
  --cobalt-600: #2747B9;
  --cobalt-700: #1F3893;
  --cobalt-800: #162869;
  --cobalt-900: #0E1A43;
  --cobalt-950: #09102A;
}
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