Cobalt
#15559D
BlueColor Codes
All color formats for development
HEX
#15559DRGB
rgb(21, 85, 157)HSL
hsl(212, 76%, 35%)OKLCH
oklch(0.452 0.133 254.9)CMYK
cmyk(87%, 46%, 0%, 38%)Accessibility
WCAG contrast compliance
Tailwind Scale
50-950 scale matching Tailwind CSS naming
Shades
Darker variations
1#134C8D
2#11447E
3#0F3B6E
4#0D335E
5#0B2A4F
6#09223F
7#06192F
8#04111F
9#020810
Tints
Lighter variations
1#1964BA
2#1D74D7
3#3385E3
4#5097E7
5#6DA8EB
6#8AB9EF
7#A7CBF3
8#C5DCF7
9#E2EEFB
Tones
Muted variations
1#1C5596
2#235690
3#2A5689
4#315782
5#37577B
6#3E5774
7#45586E
8#4C5867
9#525960
Usage Guidelines
Recommended use cases for each shade level
| Level | Color | Typical Use Cases |
|---|---|---|
| 50 | F2F7 #F2F7FD | BackgroundsSubtle highlightsCard backgrounds |
| 100 | E0EC #E0ECFB | Light backgroundsTable row hoverSkeleton loading |
| 200 | C5DC #C5DCF7 | Secondary backgroundsInput backgroundsDividers |
| 300 | 98C1 #98C1F1 | BordersInactive statesPlaceholder text |
| 400 | 62A1 #62A1EA | Disabled statesSecondary iconsMuted text |
| 500 | 3586 #3586E3 | Primary brand colorCTAsActive elementsLinks |
| 600 | 1B6B #1B6BC5 | Hover statesFocus ringsPrimary buttons hover |
| 700 | 1555 #15559D | Active/pressed statesDark mode accentsSecondary text |
| 800 | 0F3D #0F3D70 | Text on light backgroundsHeadingsStrong borders |
| 900 | 0A27 #0A2748 | Primary textHigh emphasis contentDark headings |
| 950 | 0618 #06182D | Maximum contrast textDark mode backgrounds |
Export Code
Copy ready-to-use code for your project
:root {
--cobalt-50: #F2F7FD;
--cobalt-100: #E0ECFB;
--cobalt-200: #C5DCF7;
--cobalt-300: #98C1F1;
--cobalt-400: #62A1EA;
--cobalt-500: #3586E3;
--cobalt-600: #1B6BC5;
--cobalt-700: #15559D;
--cobalt-800: #0F3D70;
--cobalt-900: #0A2748;
--cobalt-950: #06182D;
}