Cobalt

#25528D

Blue

Color Codes

All color formats for development

HEX
#25528D
RGB
rgb(37, 82, 141)
HSL
hsl(214, 58%, 35%)
OKLCH
oklch(0.439 0.109 256.2)
CMYK
cmyk(74%, 42%, 0%, 45%)

Accessibility

WCAG contrast compliance

On White Background

7.86:1

AA AAA

On Black Background

2.67:1

AA AAA
Run full accessibility check

Tailwind Scale

50-950 scale matching Tailwind CSS naming

50
#F3F7
100
#E3EC
200
#CBDB
300
#A2C0
400
#729F
500
#4A83
600
#2F68
700
#2552
800
#1B3B
900
#1126
950
#0B18

Shades

Darker variations

1#224A7F
2#1E4271
3#1A3A63
4#163155
5#132947
6#0F2138
7#0B192A
8#07101C
9#04080E

Tints

Lighter variations

1#2C62A7
2#3371C1
3#4882CE
4#6294D5
5#7CA6DC
6#96B8E3
7#B0C9EA
8#CBDBF1
9#E5EDF8

Tones

Muted variations

1#2B5388
2#305483
3#35547D
4#3A5578
5#3F5673
6#45566E
7#4A5769
8#4F5864
9#54595E

Usage Guidelines

Recommended use cases for each shade level

LevelColorTypical Use Cases
50
F3F7
#F3F7FC
BackgroundsSubtle highlightsCard backgrounds
100
E3EC
#E3ECF8
Light backgroundsTable row hoverSkeleton loading
200
CBDB
#CBDBF1
Secondary backgroundsInput backgroundsDividers
300
A2C0
#A2C0E6
BordersInactive statesPlaceholder text
400
729F
#729FDA
Disabled statesSecondary iconsMuted text
500
4A83
#4A83CF
Primary brand colorCTAsActive elementsLinks
600
2F68
#2F68B1
Hover statesFocus ringsPrimary buttons hover
700
2552
#25528D
Active/pressed statesDark mode accentsSecondary text
800
1B3B
#1B3B65
Text on light backgroundsHeadingsStrong borders
900
1126
#112640
Primary textHigh emphasis contentDark headings
950
0B18
#0B1828
Maximum contrast textDark mode backgrounds

Export Code

Copy ready-to-use code for your project

:root {
  --cobalt-50: #F3F7FC;
  --cobalt-100: #E3ECF8;
  --cobalt-200: #CBDBF1;
  --cobalt-300: #A2C0E6;
  --cobalt-400: #729FDA;
  --cobalt-500: #4A83CF;
  --cobalt-600: #2F68B1;
  --cobalt-700: #25528D;
  --cobalt-800: #1B3B65;
  --cobalt-900: #112640;
  --cobalt-950: #0B1828;
}
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