Cobalt

#023A7E

Blue

Color Codes

All color formats for development

HEX
#023A7E
RGB
rgb(2, 58, 126)
HSL
hsl(213, 97%, 25%)
OKLCH
oklch(0.361 0.127 257.3)
CMYK
cmyk(98%, 54%, 0%, 51%)

Accessibility

WCAG contrast compliance

On White Background

11.00:1

AA AAA

On Black Background

1.91:1

AA AAA
Run full accessibility check

Tailwind Scale

50-950 scale matching Tailwind CSS naming

50
#F0F7
100
#DCEB
200
#BEDB
300
#8BBF
400
#4F9D
500
#1D81
600
#0365
700
#0351
800
#023A
900
#0125
950
#0117

Shades

Darker variations

1#023471
2#022E64
3#012858
4#01234B
5#011D3F
6#011732
7#011126
8#000C19
9#00060D

Tints

Lighter variations

1#024BA3
2#035CC9
3#046DEF
4#1D81FC
5#4396FC
6#68ABFD
7#8EC0FD
8#B4D5FE
9#D9EAFE

Tones

Muted variations

1#083A77
2#0E3B71
3#143B6B
4#1B3C65
5#213D5F
6#273D58
7#2D3E52
8#333F4C
9#3A3F46

Usage Guidelines

Recommended use cases for each shade level

LevelColorTypical Use Cases
50
F0F7
#F0F7FF
BackgroundsSubtle highlightsCard backgrounds
100
DCEB
#DCEBFE
Light backgroundsTable row hoverSkeleton loading
200
BEDB
#BEDBFE
Secondary backgroundsInput backgroundsDividers
300
8BBF
#8BBFFD
BordersInactive statesPlaceholder text
400
4F9D
#4F9DFC
Disabled statesSecondary iconsMuted text
500
1D81
#1D81FC
Primary brand colorCTAsActive elementsLinks
600
0365
#0365DD
Hover statesFocus ringsPrimary buttons hover
700
0351
#0351B0
Active/pressed statesDark mode accentsSecondary text
800
023A
#023A7E
Text on light backgroundsHeadingsStrong borders
900
0125
#012550
Primary textHigh emphasis contentDark headings
950
0117
#011732
Maximum contrast textDark mode backgrounds

Export Code

Copy ready-to-use code for your project

:root {
  --cobalt-50: #F0F7FF;
  --cobalt-100: #DCEBFE;
  --cobalt-200: #BEDBFE;
  --cobalt-300: #8BBFFD;
  --cobalt-400: #4F9DFC;
  --cobalt-500: #1D81FC;
  --cobalt-600: #0365DD;
  --cobalt-700: #0351B0;
  --cobalt-800: #023A7E;
  --cobalt-900: #012550;
  --cobalt-950: #011732;
}
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