HSL(237, 20%, 31%)
Blue — Blue color
Adjust Color
Color Information
Color Name
Blue
Color Family
Blue
Warm / Cool
🔵 Cool
Temperature
9000K
CSS Class
bg-[hsl(237,20%,31%)]
Color Conversions
| Format | Value | CSS Usage | |
|---|---|---|---|
| HSL | hsl(237, 20%, 31%) | color: hsl(237, 20%, 31%) | |
| HEX | #3F415F | color: #3F415F | |
| RGB | rgb(63, 65, 95) | color: rgb(63, 65, 95) | |
| CMYK | cmyk(34%, 32%, 0%, 63%) | — | |
| HSV | hsv(236, 34%, 37%) | — | |
| HWB | hwb(236 24% 63%) | color: hwb(236 24% 63%) | |
| OKLCH | oklch(0.3867 0.0509 280.79) | color: oklch(0.3867 0.0509 280.79) | |
| Lab | lab(28.55 7.13 -18.01) | color: lab(28.55 7.13 -18.01) | |
| LCH | lch(28.55 19.37 291.6) | color: lch(28.55 19.37 291.6) |
Color Theory
Accessibility (WCAG)
White text on color
Black text on color
Colored text
Contrast Ratios
AA Normal (4.5:1)
AA Large (3:1)
AAA Normal (7:1)
Best text on this color: white
Color Blindness Simulation
Protanopia (Red-blind)
#404058 — rgb(64, 64, 88)
Deuteranopia (Green-blind)
#404056 — rgb(64, 64, 86)
Tritanopia (Blue-blind)
#3F5251 — rgb(63, 82, 81)
Tints & Shades
CSS Code Snippets
background
background-color: hsl(237, 20%, 31%);
text
color: hsl(237, 20%, 31%);
border
border: 2px solid hsl(237, 20%, 31%);
gradient light
background: linear-gradient(to right, hsl(237, 20%, 51%), hsl(237, 20%, 31%));
gradient dark
background: linear-gradient(to right, hsl(237, 20%, 31%), hsl(237, 20%, 11%))
hex
background-color: #3F415F;
tailwind
bg-[hsl(237,20%,31%)]
box shadow
box-shadow: 0 4px 6px -1px hsl(237, 20%, 31%, 0.4);
css variable
--color-primary: hsl(237, 20%, 31%);
Related Colors
Use Cases for Blue
Frequently Asked Questions
What are all the color codes for HSL(237, 20%, 31%)?
HEX: #3F415F | RGB: rgb(63, 65, 95) | CMYK: 34%, 32%, 0%, 63% | HSV: 236°, 34%, 37%. Copy any format from the conversion table above.
What colors go well with #3F415F?
The complementary color is HSL(57, 20%, 31%). For a triadic harmony, use hues 237°, 357°, and 117°. For analogous combinations, try hues 207° and 267°. See the Color Harmony section above for complete palettes with previews.
How do I use HSL(237, 20%, 31%) in CSS?
As HSL: color: hsl(237, 20%, 31%); — As HEX: color: #3F415F; — As RGB: color: rgb(63, 65, 95); — Tailwind CSS: bg-[hsl(237,20%,31%)] — CSS variable: --color-primary: hsl(237, 20%, 31%);