Cobalt
#3742A9
BlueColor Codes
All color formats for development
HEX
#3742A9RGB
rgb(55, 66, 169)HSL
hsl(234, 51%, 44%)OKLCH
oklch(0.435 0.164 272.9)CMYK
cmyk(67%, 61%, 0%, 34%)Accessibility
WCAG contrast compliance
Tailwind Scale
50-950 scale matching Tailwind CSS naming
Shades
Darker variations
1#313C98
2#2C3588
3#262E77
4#212866
5#1B2155
6#161B44
7#101433
8#0B0D22
9#050711
Tints
Lighter variations
1#3E4BBF
2#525EC7
3#6872CE
4#7E86D5
5#939ADC
6#A9AFE3
7#BEC3EA
8#D4D7F1
9#E9EBF8
Tones
Muted variations
1#3D47A4
2#424C9E
3#485098
4#4E5593
5#54598D
6#595E87
7#5F6281
8#65677C
9#6A6C76
Usage Guidelines
Recommended use cases for each shade level
| Level | Color | Typical Use Cases |
|---|---|---|
| 50 | F3F4 #F3F4FB | BackgroundsSubtle highlightsCard backgrounds |
| 100 | E4E6 #E4E6F6 | Light backgroundsTable row hoverSkeleton loading |
| 200 | CDD0 #CDD0EF | Secondary backgroundsInput backgroundsDividers |
| 300 | A6AC #A6ACE2 | BordersInactive statesPlaceholder text |
| 400 | 7881 #7881D3 | Disabled statesSecondary iconsMuted text |
| 500 | 525D #525DC7 | Primary brand colorCTAsActive elementsLinks |
| 600 | 3742 #3742A9 | Hover statesFocus ringsPrimary buttons hover |
| 700 | 2C35 #2C3587 | Active/pressed statesDark mode accentsSecondary text |
| 800 | 1F26 #1F2660 | Text on light backgroundsHeadingsStrong borders |
| 900 | 1418 #14183E | Primary textHigh emphasis contentDark headings |
| 950 | 0C0F #0C0F27 | Maximum contrast textDark mode backgrounds |
Export Code
Copy ready-to-use code for your project
:root {
--cobalt-50: #F3F4FB;
--cobalt-100: #E4E6F6;
--cobalt-200: #CDD0EF;
--cobalt-300: #A6ACE2;
--cobalt-400: #7881D3;
--cobalt-500: #525DC7;
--cobalt-600: #3742A9;
--cobalt-700: #2C3587;
--cobalt-800: #1F2660;
--cobalt-900: #14183E;
--cobalt-950: #0C0F27;
}