Black
#031730
BlueColor Codes
All color formats for development
HEX
#031730RGB
rgb(3, 23, 48)HSL
hsl(213, 88%, 10%)OKLCH
oklch(0.204 0.057 254.3)CMYK
cmyk(94%, 52%, 0%, 81%)Accessibility
WCAG contrast compliance
Tailwind Scale
50-950 scale matching Tailwind CSS naming
Shades
Darker variations
1#03152B
2#021326
3#021022
4#020E1D
5#020C18
6#010913
7#01070E
8#01050A
9#000205
Tints
Lighter variations
1#062C5B
2#094186
3#0B56B1
4#0E6BDD
5#2782F1
6#529BF4
7#7EB4F7
8#A9CDF9
9#D4E6FC
Tones
Muted variations
1#05172E
2#08182B
3#0A1829
4#0C1827
5#0E1825
6#111922
7#131920
8#15191E
9#17191C
Usage Guidelines
Recommended use cases for each shade level
| Level | Color | Typical Use Cases |
|---|---|---|
| 50 | F1F7 #F1F7FE | BackgroundsSubtle highlightsCard backgrounds |
| 100 | DDEC #DDECFD | Light backgroundsTable row hoverSkeleton loading |
| 200 | C1DB #C1DBFB | Secondary backgroundsInput backgroundsDividers |
| 300 | 91BF #91BFF8 | BordersInactive statesPlaceholder text |
| 400 | 579E #579EF4 | Disabled statesSecondary iconsMuted text |
| 500 | 2782 #2782F1 | Primary brand colorCTAsActive elementsLinks |
| 600 | 0D66 #0D66D3 | Hover statesFocus ringsPrimary buttons hover |
| 700 | 0B51 #0B51A8 | Active/pressed statesDark mode accentsSecondary text |
| 800 | 083A #083A78 | Text on light backgroundsHeadingsStrong borders |
| 900 | 0525 #05254D | Primary textHigh emphasis contentDark headings |
| 950 | 0317 #031730 | Maximum contrast textDark mode backgrounds |
Export Code
Copy ready-to-use code for your project
:root {
--black-50: #F1F7FE;
--black-100: #DDECFD;
--black-200: #C1DBFB;
--black-300: #91BFF8;
--black-400: #579EF4;
--black-500: #2782F1;
--black-600: #0D66D3;
--black-700: #0B51A8;
--black-800: #083A78;
--black-900: #05254D;
--black-950: #031730;
}