Cobalt

#27518B

Blue

Color Codes

All color formats for development

HEX
#27518B
RGB
rgb(39, 81, 139)
HSL
hsl(215, 56%, 35%)
OKLCH
oklch(0.436 0.107 257.1)
CMYK
cmyk(72%, 42%, 0%, 45%)

Accessibility

WCAG contrast compliance

On White Background

7.97:1

AA AAA

On Black Background

2.64:1

AA AAA
Run full accessibility check

Tailwind Scale

50-950 scale matching Tailwind CSS naming

50
#F3F7
100
#E3EB
200
#CBDB
300
#A4BF
400
#749D
500
#4C82
600
#3166
700
#2751
800
#1C3A
900
#1225
950
#0B17

Shades

Darker variations

1#23497D
2#1F416F
3#1B3961
4#183154
5#142846
6#102038
7#0C182A
8#08101C
9#04080E

Tints

Lighter variations

1#2F60A5
2#366FBF
3#4A80CC
4#6492D3
5#7EA4DB
6#98B7E2
7#B1C9E9
8#CBDBF0
9#E5EDF8

Tones

Muted variations

1#2C5286
2#315381
3#36537C
4#3B5477
5#405572
6#45566D
7#4A5768
8#4F5863
9#54585E

Usage Guidelines

Recommended use cases for each shade level

LevelColorTypical Use Cases
50
F3F7
#F3F7FC
BackgroundsSubtle highlightsCard backgrounds
100
E3EB
#E3EBF7
Light backgroundsTable row hoverSkeleton loading
200
CBDB
#CBDBF0
Secondary backgroundsInput backgroundsDividers
300
A4BF
#A4BFE5
BordersInactive statesPlaceholder text
400
749D
#749DD8
Disabled statesSecondary iconsMuted text
500
4C82
#4C82CD
Primary brand colorCTAsActive elementsLinks
600
3166
#3166AF
Hover statesFocus ringsPrimary buttons hover
700
2751
#27518B
Active/pressed statesDark mode accentsSecondary text
800
1C3A
#1C3A63
Text on light backgroundsHeadingsStrong borders
900
1225
#122540
Primary textHigh emphasis contentDark headings
950
0B17
#0B1728
Maximum contrast textDark mode backgrounds

Export Code

Copy ready-to-use code for your project

:root {
  --cobalt-50: #F3F7FC;
  --cobalt-100: #E3EBF7;
  --cobalt-200: #CBDBF0;
  --cobalt-300: #A4BFE5;
  --cobalt-400: #749DD8;
  --cobalt-500: #4C82CD;
  --cobalt-600: #3166AF;
  --cobalt-700: #27518B;
  --cobalt-800: #1C3A63;
  --cobalt-900: #122540;
  --cobalt-950: #0B1728;
}
Generate More ShadesCreate PaletteConvert Color