Cobalt

#0D57A5

Blue

Color Codes

All color formats for development

HEX
#0D57A5
RGB
rgb(13, 87, 165)
HSL
hsl(211, 85%, 35%)
OKLCH
oklch(0.461 0.143 254.8)
CMYK
cmyk(92%, 47%, 0%, 35%)

Accessibility

WCAG contrast compliance

On White Background

7.18:1

AA AAA

On Black Background

2.92:1

AA AAA
Run full accessibility check

Tailwind Scale

50-950 scale matching Tailwind CSS naming

50
#F1F7
100
#DEED
200
#C2DD
300
#92C3
400
#5AA3
500
#2B89
600
#116D
700
#0D57
800
#0A3E
900
#0628
950
#0419

Shades

Darker variations

1#0C4E95
2#0B4584
3#093D74
4#083463
5#072B53
6#052342
7#041A32
8#031121
9#010911

Tints

Lighter variations

1#1067C4
2#1277E2
3#2888EE
4#4799F0
5#66AAF3
6#84BBF5
7#A3CCF8
8#C2DDFA
9#E0EEFD

Tones

Muted variations

1#15579E
2#1D5796
3#24578E
4#2C5887
5#33587F
6#3B5878
7#425870
8#4A5968
9#525961

Usage Guidelines

Recommended use cases for each shade level

LevelColorTypical Use Cases
50
F1F7
#F1F7FE
BackgroundsSubtle highlightsCard backgrounds
100
DEED
#DEEDFC
Light backgroundsTable row hoverSkeleton loading
200
C2DD
#C2DDFA
Secondary backgroundsInput backgroundsDividers
300
92C3
#92C3F6
BordersInactive statesPlaceholder text
400
5AA3
#5AA3F2
Disabled statesSecondary iconsMuted text
500
2B89
#2B89EE
Primary brand colorCTAsActive elementsLinks
600
116D
#116DD0
Hover statesFocus ringsPrimary buttons hover
700
0D57
#0D57A5
Active/pressed statesDark mode accentsSecondary text
800
0A3E
#0A3E76
Text on light backgroundsHeadingsStrong borders
900
0628
#06284B
Primary textHigh emphasis contentDark headings
950
0419
#04192F
Maximum contrast textDark mode backgrounds

Export Code

Copy ready-to-use code for your project

:root {
  --cobalt-50: #F1F7FE;
  --cobalt-100: #DEEDFC;
  --cobalt-200: #C2DDFA;
  --cobalt-300: #92C3F6;
  --cobalt-400: #5AA3F2;
  --cobalt-500: #2B89EE;
  --cobalt-600: #116DD0;
  --cobalt-700: #0D57A5;
  --cobalt-800: #0A3E76;
  --cobalt-900: #06284B;
  --cobalt-950: #04192F;
}
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