Cobalt
#253B8E
BlueColor Codes
All color formats for development
HEX
#253B8ERGB
rgb(37, 59, 142)HSL
hsl(227, 59%, 35%)OKLCH
oklch(0.388 0.14 267.9)CMYK
cmyk(74%, 58%, 0%, 44%)Accessibility
WCAG contrast compliance
Tailwind Scale
50-950 scale matching Tailwind CSS naming
Shades
Darker variations
1#213580
2#1D3072
3#1A2A63
4#162455
5#121E47
6#0F1839
7#0B122B
8#070C1C
9#04060E
Tints
Lighter variations
1#2B46A8
2#3251C3
3#4764CF
4#617AD6
5#7B90DD
6#96A7E4
7#B0BDEB
8#CAD3F1
9#E5E9F8
Tones
Muted variations
1#2A3E89
2#2F4183
3#34447E
4#3A4779
5#3F4A74
6#444D6E
7#495069
8#4F5364
9#54565F
Usage Guidelines
Recommended use cases for each shade level
| Level | Color | Typical Use Cases |
|---|---|---|
| 50 | F3F5 #F3F5FC | BackgroundsSubtle highlightsCard backgrounds |
| 100 | E3E7 #E3E7F8 | Light backgroundsTable row hoverSkeleton loading |
| 200 | CAD3 #CAD3F1 | Secondary backgroundsInput backgroundsDividers |
| 300 | A2B1 #A2B1E7 | BordersInactive statesPlaceholder text |
| 400 | 7188 #7188DA | Disabled statesSecondary iconsMuted text |
| 500 | 4966 #4966D0 | Primary brand colorCTAsActive elementsLinks |
| 600 | 2E4B #2E4BB2 | Hover statesFocus ringsPrimary buttons hover |
| 700 | 253B #253B8E | Active/pressed statesDark mode accentsSecondary text |
| 800 | 1A2A #1A2A65 | Text on light backgroundsHeadingsStrong borders |
| 900 | 111B #111B41 | Primary textHigh emphasis contentDark headings |
| 950 | 0A11 #0A1129 | Maximum contrast textDark mode backgrounds |
Export Code
Copy ready-to-use code for your project
:root {
--cobalt-50: #F3F5FC;
--cobalt-100: #E3E7F8;
--cobalt-200: #CAD3F1;
--cobalt-300: #A2B1E7;
--cobalt-400: #7188DA;
--cobalt-500: #4966D0;
--cobalt-600: #2E4BB2;
--cobalt-700: #253B8E;
--cobalt-800: #1A2A65;
--cobalt-900: #111B41;
--cobalt-950: #0A1129;
}