Cobalt
#1B5B98
BlueColor Codes
All color formats for development
HEX
#1B5B98RGB
rgb(27, 91, 152)HSL
hsl(209, 70%, 35%)OKLCH
oklch(0.464 0.118 251.2)CMYK
cmyk(82%, 40%, 0%, 40%)Accessibility
WCAG contrast compliance
Tailwind Scale
50-950 scale matching Tailwind CSS naming
Shades
Darker variations
1#185289
2#154979
3#13406A
4#10375B
5#0D2E4C
6#0B253D
7#081B2E
8#05121E
9#03090F
Tints
Lighter variations
1#206CB4
2#257DD0
3#3A8EDC
4#569EE1
5#72AEE6
6#8EBEEB
7#AACEF0
8#C7DFF5
9#E3EFFA
Tones
Muted variations
1#215B91
2#275B8B
3#2E5B85
4#345A7F
5#3A5A78
6#405A72
7#475A6C
8#4D5A66
9#53595F
Usage Guidelines
Recommended use cases for each shade level
| Level | Color | Typical Use Cases |
|---|---|---|
| 50 | F2F8 #F2F8FD | BackgroundsSubtle highlightsCard backgrounds |
| 100 | E1EE #E1EEFA | Light backgroundsTable row hoverSkeleton loading |
| 200 | C7DF #C7DFF5 | Secondary backgroundsInput backgroundsDividers |
| 300 | 9BC6 #9BC6ED | BordersInactive statesPlaceholder text |
| 400 | 67A8 #67A8E4 | Disabled statesSecondary iconsMuted text |
| 500 | 3C8F #3C8FDD | Primary brand colorCTAsActive elementsLinks |
| 600 | 2273 #2273BF | Hover statesFocus ringsPrimary buttons hover |
| 700 | 1B5B #1B5B98 | Active/pressed statesDark mode accentsSecondary text |
| 800 | 1341 #13416C | Text on light backgroundsHeadingsStrong borders |
| 900 | 0C2A #0C2A45 | Primary textHigh emphasis contentDark headings |
| 950 | 081A #081A2B | Maximum contrast textDark mode backgrounds |
Export Code
Copy ready-to-use code for your project
:root {
--cobalt-50: #F2F8FD;
--cobalt-100: #E1EEFA;
--cobalt-200: #C7DFF5;
--cobalt-300: #9BC6ED;
--cobalt-400: #67A8E4;
--cobalt-500: #3C8FDD;
--cobalt-600: #2273BF;
--cobalt-700: #1B5B98;
--cobalt-800: #13416C;
--cobalt-900: #0C2A45;
--cobalt-950: #081A2B;
}