Cobalt

#1C3297

Blue

Color Codes

All color formats for development

HEX
#1C3297
RGB
rgb(28, 50, 151)
HSL
hsl(229, 69%, 35%)
OKLCH
oklch(0.374 0.166 267.5)
CMYK
cmyk(81%, 67%, 0%, 41%)

Accessibility

WCAG contrast compliance

On White Background

10.76:1

AA AAA

On Black Background

1.95:1

AA AAA
Run full accessibility check

Tailwind Scale

50-950 scale matching Tailwind CSS naming

50
#F2F4
100
#E1E5
200
#C7CF
300
#9CAB
400
#687F
500
#3D5A
600
#233F
700
#1C32
800
#1424
900
#0D17
950
#080E

Shades

Darker variations

1#192D88
2#162879
3#13236A
4#111E5A
5#0E194B
6#0B143C
7#080F2D
8#060A1E
9#03050F

Tints

Lighter variations

1#213CB3
2#2645CF
3#3B58DB
4#5770E0
5#7388E5
6#8FA0EA
7#ABB8F0
8#C7CFF5
9#E3E7FA

Tones

Muted variations

1#223691
2#283A8B
3#2E3E84
4#34427E
5#3A4678
6#414A72
7#474E6C
8#4D5166
9#53555F

Usage Guidelines

Recommended use cases for each shade level

LevelColorTypical Use Cases
50
F2F4
#F2F4FD
BackgroundsSubtle highlightsCard backgrounds
100
E1E5
#E1E5F9
Light backgroundsTable row hoverSkeleton loading
200
C7CF
#C7CFF5
Secondary backgroundsInput backgroundsDividers
300
9CAB
#9CABED
BordersInactive statesPlaceholder text
400
687F
#687FE3
Disabled statesSecondary iconsMuted text
500
3D5A
#3D5ADB
Primary brand colorCTAsActive elementsLinks
600
233F
#233FBE
Hover statesFocus ringsPrimary buttons hover
700
1C32
#1C3297
Active/pressed statesDark mode accentsSecondary text
800
1424
#14246C
Text on light backgroundsHeadingsStrong borders
900
0D17
#0D1745
Primary textHigh emphasis contentDark headings
950
080E
#080E2B
Maximum contrast textDark mode backgrounds

Export Code

Copy ready-to-use code for your project

:root {
  --cobalt-50: #F2F4FD;
  --cobalt-100: #E1E5F9;
  --cobalt-200: #C7CFF5;
  --cobalt-300: #9CABED;
  --cobalt-400: #687FE3;
  --cobalt-500: #3D5ADB;
  --cobalt-600: #233FBE;
  --cobalt-700: #1C3297;
  --cobalt-800: #14246C;
  --cobalt-900: #0D1745;
  --cobalt-950: #080E2B;
}
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