Cobalt

#3019C8

Blue

Color Codes

All color formats for development

HEX
#3019C8
RGB
rgb(48, 25, 200)
HSL
hsl(248, 78%, 44%)
OKLCH
oklch(0.408 0.241 273.3)
CMYK
cmyk(76%, 88%, 0%, 22%)

Accessibility

WCAG contrast compliance

On White Background

10.01:1

AA AAA

On Black Background

2.10:1

AA AAA
Run full accessibility check

Tailwind Scale

50-950 scale matching Tailwind CSS naming

50
#F3F1
100
#E3DF
200
#CBC4
300
#A397
400
#7360
500
#4B33
600
#3019
700
#2614
800
#1B0E
900
#1109
950
#0B06

Shades

Darker variations

1#2B16B4
2#2614A0
3#22118C
4#1D0F78
5#180C64
6#130A50
7#0E073C
8#0A0528
9#050214

Tints

Lighter variations

1#361CE1
2#4B34E6
3#624DE9
4#7866EC
5#8F80EF
6#A599F2
7#BCB3F6
8#D2CCF9
9#E9E6FC

Tones

Muted variations

1#3621BF
2#3D2AB6
3#4333AD
4#4A3CA5
5#50449C
6#574D93
7#5D568A
8#635F82
9#6A6779

Usage Guidelines

Recommended use cases for each shade level

LevelColorTypical Use Cases
50
F3F1
#F3F1FD
BackgroundsSubtle highlightsCard backgrounds
100
E3DF
#E3DFFB
Light backgroundsTable row hoverSkeleton loading
200
CBC4
#CBC4F8
Secondary backgroundsInput backgroundsDividers
300
A397
#A397F2
BordersInactive statesPlaceholder text
400
7360
#7360EB
Disabled statesSecondary iconsMuted text
500
4B33
#4B33E6
Primary brand colorCTAsActive elementsLinks
600
3019
#3019C8
Hover statesFocus ringsPrimary buttons hover
700
2614
#26149F
Active/pressed statesDark mode accentsSecondary text
800
1B0E
#1B0E71
Text on light backgroundsHeadingsStrong borders
900
1109
#110949
Primary textHigh emphasis contentDark headings
950
0B06
#0B062D
Maximum contrast textDark mode backgrounds

Export Code

Copy ready-to-use code for your project

:root {
  --cobalt-50: #F3F1FD;
  --cobalt-100: #E3DFFB;
  --cobalt-200: #CBC4F8;
  --cobalt-300: #A397F2;
  --cobalt-400: #7360EB;
  --cobalt-500: #4B33E6;
  --cobalt-600: #3019C8;
  --cobalt-700: #26149F;
  --cobalt-800: #1B0E71;
  --cobalt-900: #110949;
  --cobalt-950: #0B062D;
}
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