Cobalt

#1B5CC5

Blue

Color Codes

All color formats for development

HEX
#1B5CC5
RGB
rgb(27, 92, 197)
HSL
hsl(217, 76%, 44%)
OKLCH
oklch(0.499 0.177 260)
CMYK
cmyk(86%, 53%, 0%, 23%)

Accessibility

WCAG contrast compliance

On White Background

6.21:1

AA AAA

On Black Background

3.38:1

AA AAA
Run full accessibility check

Tailwind Scale

50-950 scale matching Tailwind CSS naming

50
#F2F6
100
#E0EA
200
#C5D8
300
#98BA
400
#6296
500
#3578
600
#1B5C
700
#1549
800
#0F34
900
#0A22
950
#0615

Shades

Darker variations

1#1853B2
2#164A9E
3#13418A
4#103776
5#0D2E63
6#0B254F
7#081C3B
8#051227
9#030914

Tints

Lighter variations

1#1E68DF
2#3679E4
3#4F89E7
4#689AEA
5#81ABEE
6#9ABCF1
7#B4CDF5
8#CDDDF8
9#E6EEFC

Tones

Muted variations

1#235EBD
2#2C60B4
3#3562AC
4#3D64A3
5#46669B
6#4E6892
7#576A8A
8#5F6C81
9#686E79

Usage Guidelines

Recommended use cases for each shade level

LevelColorTypical Use Cases
50
F2F6
#F2F6FD
BackgroundsSubtle highlightsCard backgrounds
100
E0EA
#E0EAFB
Light backgroundsTable row hoverSkeleton loading
200
C5D8
#C5D8F7
Secondary backgroundsInput backgroundsDividers
300
98BA
#98BAF1
BordersInactive statesPlaceholder text
400
6296
#6296EA
Disabled statesSecondary iconsMuted text
500
3578
#3578E3
Primary brand colorCTAsActive elementsLinks
600
1B5C
#1B5CC5
Hover statesFocus ringsPrimary buttons hover
700
1549
#15499D
Active/pressed statesDark mode accentsSecondary text
800
0F34
#0F3470
Text on light backgroundsHeadingsStrong borders
900
0A22
#0A2248
Primary textHigh emphasis contentDark headings
950
0615
#06152D
Maximum contrast textDark mode backgrounds

Export Code

Copy ready-to-use code for your project

:root {
  --cobalt-50: #F2F6FD;
  --cobalt-100: #E0EAFB;
  --cobalt-200: #C5D8F7;
  --cobalt-300: #98BAF1;
  --cobalt-400: #6296EA;
  --cobalt-500: #3578E3;
  --cobalt-600: #1B5CC5;
  --cobalt-700: #15499D;
  --cobalt-800: #0F3470;
  --cobalt-900: #0A2248;
  --cobalt-950: #06152D;
}
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