Cobalt

#0459AF

Blue

Color Codes

All color formats for development

HEX
#0459AF
RGB
rgb(4, 89, 175)
HSL
hsl(210, 96%, 35%)
OKLCH
oklch(0.472 0.155 255.3)
CMYK
cmyk(98%, 49%, 0%, 31%)

Accessibility

WCAG contrast compliance

On White Background

6.88:1

AA AAA

On Black Background

3.05:1

AA AAA
Run full accessibility check

Tailwind Scale

50-950 scale matching Tailwind CSS naming

50
#F0F7
100
#DCED
200
#BEDE
300
#8CC4
400
#50A6
500
#1E8C
600
#0470
700
#0459
800
#0340
900
#0229
950
#011A

Shades

Darker variations

1#03509D
2#03478C
3#023E7A
4#023669
5#022D57
6#012446
7#011B34
8#011223
9#000911

Tints

Lighter variations

1#046ACF
2#057AF0
3#1C8BFA
4#3C9CFB
5#5DACFC
6#7DBDFC
7#9ECDFD
8#BEDEFE
9#DFEEFE

Tones

Muted variations

1#0C59A6
2#15599E
3#1D5995
4#26598D
5#2E5984
6#37597C
7#405973
8#48596A
9#515962

Usage Guidelines

Recommended use cases for each shade level

LevelColorTypical Use Cases
50
F0F7
#F0F7FF
BackgroundsSubtle highlightsCard backgrounds
100
DCED
#DCEDFE
Light backgroundsTable row hoverSkeleton loading
200
BEDE
#BEDEFE
Secondary backgroundsInput backgroundsDividers
300
8CC4
#8CC4FD
BordersInactive statesPlaceholder text
400
50A6
#50A6FB
Disabled statesSecondary iconsMuted text
500
1E8C
#1E8CFA
Primary brand colorCTAsActive elementsLinks
600
0470
#0470DC
Hover statesFocus ringsPrimary buttons hover
700
0459
#0459AF
Active/pressed statesDark mode accentsSecondary text
800
0340
#03407D
Text on light backgroundsHeadingsStrong borders
900
0229
#022950
Primary textHigh emphasis contentDark headings
950
011A
#011A32
Maximum contrast textDark mode backgrounds

Export Code

Copy ready-to-use code for your project

:root {
  --cobalt-50: #F0F7FF;
  --cobalt-100: #DCEDFE;
  --cobalt-200: #BEDEFE;
  --cobalt-300: #8CC4FD;
  --cobalt-400: #50A6FB;
  --cobalt-500: #1E8CFA;
  --cobalt-600: #0470DC;
  --cobalt-700: #0459AF;
  --cobalt-800: #03407D;
  --cobalt-900: #022950;
  --cobalt-950: #011A32;
}
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