Cobalt

#25548E

Blue

Color Codes

All color formats for development

HEX
#25548E
RGB
rgb(37, 84, 142)
HSL
hsl(213, 59%, 35%)
OKLCH
oklch(0.444 0.108 255.2)
CMYK
cmyk(74%, 41%, 0%, 44%)

Accessibility

WCAG contrast compliance

On White Background

7.67:1

AA AAA

On Black Background

2.74:1

AA AAA
Run full accessibility check

Tailwind Scale

50-950 scale matching Tailwind CSS naming

50
#F3F7
100
#E3EC
200
#CADC
300
#A2C1
400
#71A0
500
#4985
600
#2E6A
700
#2554
800
#1A3C
900
#1126
950
#0A18

Shades

Darker variations

1#214C80
2#1D4372
3#1A3B63
4#163255
5#122A47
6#0F2239
7#0B192B
8#07111C
9#04080E

Tints

Lighter variations

1#2B64A8
2#3273C3
3#4784CF
4#6196D6
5#7BA7DD
6#96B9E4
7#B0CAEB
8#CADCF1
9#E5EDF8

Tones

Muted variations

1#2A5589
2#2F5583
3#34567E
4#3A5679
5#3F5774
6#44576E
7#495869
8#4F5864
9#54595F

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
CADC
#CADCF1
Secondary backgroundsInput backgroundsDividers
300
A2C1
#A2C1E7
BordersInactive statesPlaceholder text
400
71A0
#71A0DA
Disabled statesSecondary iconsMuted text
500
4985
#4985D0
Primary brand colorCTAsActive elementsLinks
600
2E6A
#2E6AB2
Hover statesFocus ringsPrimary buttons hover
700
2554
#25548E
Active/pressed statesDark mode accentsSecondary text
800
1A3C
#1A3C65
Text on light backgroundsHeadingsStrong borders
900
1126
#112641
Primary textHigh emphasis contentDark headings
950
0A18
#0A1829
Maximum contrast textDark mode backgrounds

Export Code

Copy ready-to-use code for your project

:root {
  --cobalt-50: #F3F7FC;
  --cobalt-100: #E3ECF8;
  --cobalt-200: #CADCF1;
  --cobalt-300: #A2C1E7;
  --cobalt-400: #71A0DA;
  --cobalt-500: #4985D0;
  --cobalt-600: #2E6AB2;
  --cobalt-700: #25548E;
  --cobalt-800: #1A3C65;
  --cobalt-900: #112641;
  --cobalt-950: #0A1829;
}
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