Cobalt
#1531CB
BlueColor Codes
All color formats for development
HEX
#1531CBRGB
rgb(21, 49, 203)HSL
hsl(231, 81%, 44%)OKLCH
oklch(0.426 0.233 265.9)CMYK
cmyk(90%, 76%, 0%, 20%)Accessibility
WCAG contrast compliance
Tailwind Scale
50-950 scale matching Tailwind CSS naming
Shades
Darker variations
1#132CB7
2#1127A2
3#0F228E
4#0D1D7A
5#0B1866
6#091351
7#060F3D
8#040A29
9#020514
Tints
Lighter variations
1#1837E5
2#304CE9
3#4A62EC
4#6479EF
5#7E8FF1
6#98A5F4
7#B1BCF7
8#CBD2FA
9#E5E9FC
Tones
Muted variations
1#1E37C2
2#273DB9
3#3144B0
4#3A4AA7
5#43509E
6#4C5795
7#555D8B
8#5E6382
9#676A79
Usage Guidelines
Recommended use cases for each shade level
| Level | Color | Typical Use Cases |
|---|---|---|
| 50 | F1F3 #F1F3FE | BackgroundsSubtle highlightsCard backgrounds |
| 100 | DFE3 #DFE3FC | Light backgroundsTable row hoverSkeleton loading |
| 200 | C3CB #C3CBF9 | Secondary backgroundsInput backgroundsDividers |
| 300 | 95A3 #95A3F4 | BordersInactive statesPlaceholder text |
| 400 | 5D73 #5D73EE | Disabled statesSecondary iconsMuted text |
| 500 | 2F4B #2F4BE9 | Primary brand colorCTAsActive elementsLinks |
| 600 | 1531 #1531CB | Hover statesFocus ringsPrimary buttons hover |
| 700 | 1127 #1127A2 | Active/pressed statesDark mode accentsSecondary text |
| 800 | 0C1C #0C1C73 | Text on light backgroundsHeadingsStrong borders |
| 900 | 0812 #08124A | Primary textHigh emphasis contentDark headings |
| 950 | 050B #050B2E | Maximum contrast textDark mode backgrounds |
Export Code
Copy ready-to-use code for your project
:root {
--cobalt-50: #F1F3FE;
--cobalt-100: #DFE3FC;
--cobalt-200: #C3CBF9;
--cobalt-300: #95A3F4;
--cobalt-400: #5D73EE;
--cobalt-500: #2F4BE9;
--cobalt-600: #1531CB;
--cobalt-700: #1127A2;
--cobalt-800: #0C1C73;
--cobalt-900: #08124A;
--cobalt-950: #050B2E;
}