Cobalt

#1B35C5

Blue

Color Codes

All color formats for development

HEX
#1B35C5
RGB
rgb(27, 53, 197)
HSL
hsl(231, 76%, 44%)
OKLCH
oklch(0.427 0.221 266.7)
CMYK
cmyk(86%, 73%, 0%, 23%)

Accessibility

WCAG contrast compliance

On White Background

8.89:1

AA AAA

On Black Background

2.36:1

AA AAA
Run full accessibility check

Tailwind Scale

50-950 scale matching Tailwind CSS naming

50
#F2F3
100
#E0E4
200
#C5CC
300
#98A5
400
#6276
500
#354F
600
#1B35
700
#152A
800
#0F1E
900
#0A13
950
#060C

Shades

Darker variations

1#182FB2
2#162A9E
3#13258A
4#102076
5#0D1A63
6#0B154F
7#08103B
8#050B27
9#030514

Tints

Lighter variations

1#1E3BDF
2#3650E4
3#4F66E7
4#687CEA
5#8192EE
6#9AA7F1
7#B4BDF5
8#CDD3F8
9#E6E9FC

Tones

Muted variations

1#233ABD
2#2C40B4
3#3546AC
4#3D4CA3
5#46529B
6#4E5892
7#575E8A
8#5F6481
9#686A79

Usage Guidelines

Recommended use cases for each shade level

LevelColorTypical Use Cases
50
F2F3
#F2F3FD
BackgroundsSubtle highlightsCard backgrounds
100
E0E4
#E0E4FB
Light backgroundsTable row hoverSkeleton loading
200
C5CC
#C5CCF7
Secondary backgroundsInput backgroundsDividers
300
98A5
#98A5F1
BordersInactive statesPlaceholder text
400
6276
#6276EA
Disabled statesSecondary iconsMuted text
500
354F
#354FE3
Primary brand colorCTAsActive elementsLinks
600
1B35
#1B35C5
Hover statesFocus ringsPrimary buttons hover
700
152A
#152A9D
Active/pressed statesDark mode accentsSecondary text
800
0F1E
#0F1E70
Text on light backgroundsHeadingsStrong borders
900
0A13
#0A1348
Primary textHigh emphasis contentDark headings
950
060C
#060C2D
Maximum contrast textDark mode backgrounds

Export Code

Copy ready-to-use code for your project

:root {
  --cobalt-50: #F2F3FD;
  --cobalt-100: #E0E4FB;
  --cobalt-200: #C5CCF7;
  --cobalt-300: #98A5F1;
  --cobalt-400: #6276EA;
  --cobalt-500: #354FE3;
  --cobalt-600: #1B35C5;
  --cobalt-700: #152A9D;
  --cobalt-800: #0F1E70;
  --cobalt-900: #0A1348;
  --cobalt-950: #060C2D;
}
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