Cobalt

#0F5CA3

Blue

Color Codes

All color formats for development

HEX
#0F5CA3
RGB
rgb(15, 92, 163)
HSL
hsl(209, 83%, 35%)
OKLCH
oklch(0.471 0.134 252.2)
CMYK
cmyk(91%, 44%, 0%, 36%)

Accessibility

WCAG contrast compliance

On White Background

6.82:1

AA AAA

On Black Background

3.08:1

AA AAA
Run full accessibility check

Tailwind Scale

50-950 scale matching Tailwind CSS naming

50
#F1F8
100
#DEEE
200
#C2DF
300
#94C6
400
#5CA8
500
#2D8F
600
#1373
700
#0F5C
800
#0B42
900
#072A
950
#041A

Shades

Darker variations

1#0E5393
2#0C4983
3#0B4072
4#093762
5#082E52
6#062541
7#051C31
8#031221
9#020910

Tints

Lighter variations

1#126DC2
2#157EE0
3#2B8EEB
4#499EEE
5#67AEF1
6#86BFF4
7#A4CFF7
8#C2DFF9
9#E1EFFC

Tones

Muted variations

1#175B9C
2#1E5B95
3#255B8D
4#2D5B86
5#345A7E
6#3C5A77
7#435A6F
8#4A5A68
9#525961

Usage Guidelines

Recommended use cases for each shade level

LevelColorTypical Use Cases
50
F1F8
#F1F8FE
BackgroundsSubtle highlightsCard backgrounds
100
DEEE
#DEEEFC
Light backgroundsTable row hoverSkeleton loading
200
C2DF
#C2DFF9
Secondary backgroundsInput backgroundsDividers
300
94C6
#94C6F5
BordersInactive statesPlaceholder text
400
5CA8
#5CA8F0
Disabled statesSecondary iconsMuted text
500
2D8F
#2D8FEB
Primary brand colorCTAsActive elementsLinks
600
1373
#1373CD
Hover statesFocus ringsPrimary buttons hover
700
0F5C
#0F5CA3
Active/pressed statesDark mode accentsSecondary text
800
0B42
#0B4275
Text on light backgroundsHeadingsStrong borders
900
072A
#072A4B
Primary textHigh emphasis contentDark headings
950
041A
#041A2F
Maximum contrast textDark mode backgrounds

Export Code

Copy ready-to-use code for your project

:root {
  --cobalt-50: #F1F8FE;
  --cobalt-100: #DEEEFC;
  --cobalt-200: #C2DFF9;
  --cobalt-300: #94C6F5;
  --cobalt-400: #5CA8F0;
  --cobalt-500: #2D8FEB;
  --cobalt-600: #1373CD;
  --cobalt-700: #0F5CA3;
  --cobalt-800: #0B4275;
  --cobalt-900: #072A4B;
  --cobalt-950: #041A2F;
}
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