Cobalt

#01357E

Blue

Color Codes

All color formats for development

HEX
#01357E
RGB
rgb(1, 53, 126)
HSL
hsl(215, 98%, 25%)
OKLCH
oklch(0.349 0.134 259)
CMYK
cmyk(99%, 58%, 0%, 51%)

Accessibility

WCAG contrast compliance

On White Background

11.59:1

AA AAA

On Black Background

1.81:1

AA AAA
Run full accessibility check

Tailwind Scale

50-950 scale matching Tailwind CSS naming

50
#F0F6
100
#DCEA
200
#BDD8
300
#8BBB
400
#4E97
500
#1C7A
600
#025E
700
#024B
800
#0135
900
#0122
950
#0115

Shades

Darker variations

1#013072
2#012B65
3#012558
4#01204C
5#011B3F
6#011532
7#001026
8#000B19
9#00050D

Tints

Lighter variations

1#0245A4
2#0255CA
3#0265F0
4#1C7AFD
5#4290FD
6#68A6FD
7#8DBCFE
8#B3D3FE
9#D9E9FF

Tones

Muted variations

1#083678
2#0E3772
3#14386B
4#1A3A65
5#213B5F
6#273C59
7#2D3D52
8#333E4C
9#3A3F46

Usage Guidelines

Recommended use cases for each shade level

LevelColorTypical Use Cases
50
F0F6
#F0F6FF
BackgroundsSubtle highlightsCard backgrounds
100
DCEA
#DCEAFF
Light backgroundsTable row hoverSkeleton loading
200
BDD8
#BDD8FE
Secondary backgroundsInput backgroundsDividers
300
8BBB
#8BBBFE
BordersInactive statesPlaceholder text
400
4E97
#4E97FD
Disabled statesSecondary iconsMuted text
500
1C7A
#1C7AFD
Primary brand colorCTAsActive elementsLinks
600
025E
#025EDE
Hover statesFocus ringsPrimary buttons hover
700
024B
#024BB1
Active/pressed statesDark mode accentsSecondary text
800
0135
#01357E
Text on light backgroundsHeadingsStrong borders
900
0122
#012251
Primary textHigh emphasis contentDark headings
950
0115
#011532
Maximum contrast textDark mode backgrounds

Export Code

Copy ready-to-use code for your project

:root {
  --cobalt-50: #F0F6FF;
  --cobalt-100: #DCEAFF;
  --cobalt-200: #BDD8FE;
  --cobalt-300: #8BBBFE;
  --cobalt-400: #4E97FD;
  --cobalt-500: #1C7AFD;
  --cobalt-600: #025EDE;
  --cobalt-700: #024BB1;
  --cobalt-800: #01357E;
  --cobalt-900: #012251;
  --cobalt-950: #011532;
}
Generate More ShadesCreate PaletteConvert Color