Cobalt

#0D1DA5

Blue

Color Codes

All color formats for development

HEX
#0D1DA5
RGB
rgb(13, 29, 165)
HSL
hsl(234, 85%, 35%)
OKLCH
oklch(0.353 0.208 266.1)
CMYK
cmyk(92%, 82%, 0%, 35%)

Accessibility

WCAG contrast compliance

On White Background

12.10:1

AA AAA

On Black Background

1.74:1

AA AAA
Run full accessibility check

Tailwind Scale

50-950 scale matching Tailwind CSS naming

50
#F1F2
100
#DEE1
200
#C2C7
300
#929C
400
#5A69
500
#2B3E
600
#1124
700
#0D1D
800
#0A14
900
#060D
950
#0408

Shades

Darker variations

1#0C1A95
2#0B1784
3#091474
4#081163
5#070E53
6#050B42
7#040932
8#030621
9#010311

Tints

Lighter variations

1#1022C4
2#1227E2
3#283CEE
4#4758F0
5#6674F3
6#8490F5
7#A3ABF8
8#C2C7FA
9#E0E3FD

Tones

Muted variations

1#15239E
2#1D2996
3#242F8E
4#2C3587
5#333B7F
6#3B4178
7#424770
8#4A4D68
9#525361

Usage Guidelines

Recommended use cases for each shade level

LevelColorTypical Use Cases
50
F1F2
#F1F2FE
BackgroundsSubtle highlightsCard backgrounds
100
DEE1
#DEE1FC
Light backgroundsTable row hoverSkeleton loading
200
C2C7
#C2C7FA
Secondary backgroundsInput backgroundsDividers
300
929C
#929CF6
BordersInactive statesPlaceholder text
400
5A69
#5A69F2
Disabled statesSecondary iconsMuted text
500
2B3E
#2B3EEE
Primary brand colorCTAsActive elementsLinks
600
1124
#1124D0
Hover statesFocus ringsPrimary buttons hover
700
0D1D
#0D1DA5
Active/pressed statesDark mode accentsSecondary text
800
0A14
#0A1476
Text on light backgroundsHeadingsStrong borders
900
060D
#060D4B
Primary textHigh emphasis contentDark headings
950
0408
#04082F
Maximum contrast textDark mode backgrounds

Export Code

Copy ready-to-use code for your project

:root {
  --cobalt-50: #F1F2FE;
  --cobalt-100: #DEE1FC;
  --cobalt-200: #C2C7FA;
  --cobalt-300: #929CF6;
  --cobalt-400: #5A69F2;
  --cobalt-500: #2B3EEE;
  --cobalt-600: #1124D0;
  --cobalt-700: #0D1DA5;
  --cobalt-800: #0A1476;
  --cobalt-900: #060D4B;
  --cobalt-950: #04082F;
}
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