Cobalt

#215991

Blue

Color Codes

All color formats for development

HEX
#215991
RGB
rgb(33, 89, 145)
HSL
hsl(210, 63%, 35%)
OKLCH
oklch(0.456 0.108 251.5)
CMYK
cmyk(77%, 39%, 0%, 43%)

Accessibility

WCAG contrast compliance

On White Background

7.24:1

AA AAA

On Black Background

2.90:1

AA AAA
Run full accessibility check

Tailwind Scale

50-950 scale matching Tailwind CSS naming

50
#F3F7
100
#E2ED
200
#C9DE
300
#9FC4
400
#6EA6
500
#448C
600
#2A70
700
#2159
800
#1840
900
#0F29
950
#091A

Shades

Darker variations

1#1E5083
2#1A4774
3#173E66
4#143657
5#112D49
6#0D243A
7#0A1B2C
8#07121D
9#03090F

Tints

Lighter variations

1#276AAC
2#2D7AC8
3#428BD4
4#5D9CDA
5#78ACE0
6#93BDE6
7#AECDED
8#C9DEF3
9#E4EEF9

Tones

Muted variations

1#27598C
2#2C5986
3#325981
4#38597B
5#3D5975
6#435970
7#48596A
8#4E5964
9#54595F

Usage Guidelines

Recommended use cases for each shade level

LevelColorTypical Use Cases
50
F3F7
#F3F7FC
BackgroundsSubtle highlightsCard backgrounds
100
E2ED
#E2EDF8
Light backgroundsTable row hoverSkeleton loading
200
C9DE
#C9DEF3
Secondary backgroundsInput backgroundsDividers
300
9FC4
#9FC4E9
BordersInactive statesPlaceholder text
400
6EA6
#6EA6DE
Disabled statesSecondary iconsMuted text
500
448C
#448CD5
Primary brand colorCTAsActive elementsLinks
600
2A70
#2A70B7
Hover statesFocus ringsPrimary buttons hover
700
2159
#215991
Active/pressed statesDark mode accentsSecondary text
800
1840
#184068
Text on light backgroundsHeadingsStrong borders
900
0F29
#0F2943
Primary textHigh emphasis contentDark headings
950
091A
#091A2A
Maximum contrast textDark mode backgrounds

Export Code

Copy ready-to-use code for your project

:root {
  --cobalt-50: #F3F7FC;
  --cobalt-100: #E2EDF8;
  --cobalt-200: #C9DEF3;
  --cobalt-300: #9FC4E9;
  --cobalt-400: #6EA6DE;
  --cobalt-500: #448CD5;
  --cobalt-600: #2A70B7;
  --cobalt-700: #215991;
  --cobalt-800: #184068;
  --cobalt-900: #0F2943;
  --cobalt-950: #091A2A;
}
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