HSL(237, 31%, 36%)
Blue — Blue color
Adjust Color
Color Information
Color Name
Blue
Color Family
Blue
Warm / Cool
🔵 Cool
Temperature
9000K
CSS Class
bg-[hsl(237,31%,36%)]
Color Conversions
| Format | Value | CSS Usage | |
|---|---|---|---|
| HSL | hsl(237, 31%, 36%) | color: hsl(237, 31%, 36%) | |
| HEX | #3F4278 | color: #3F4278 | |
| RGB | rgb(63, 66, 120) | color: rgb(63, 66, 120) | |
| CMYK | cmyk(48%, 45%, 0%, 53%) | — | |
| HSV | hsv(237, 48%, 47%) | — | |
| HWB | hwb(237 24% 53%) | color: hwb(237 24% 53%) | |
| OKLCH | oklch(0.4036 0.0898 279.16) | color: oklch(0.4036 0.0898 279.16) | |
| Lab | lab(30.18 14.33 -31.34) | color: lab(30.18 14.33 -31.34) | |
| LCH | lch(30.18 34.46 294.57) | color: lch(30.18 34.46 294.57) |
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)
#40406B — rgb(64, 64, 107)
Deuteranopia (Green-blind)
#404068 — rgb(64, 64, 104)
Tritanopia (Blue-blind)
#3F615E — rgb(63, 97, 94)
Tints & Shades
CSS Code Snippets
background
background-color: hsl(237, 31%, 36%);
text
color: hsl(237, 31%, 36%);
border
border: 2px solid hsl(237, 31%, 36%);
gradient light
background: linear-gradient(to right, hsl(237, 31%, 56%), hsl(237, 31%, 36%));
gradient dark
background: linear-gradient(to right, hsl(237, 31%, 36%), hsl(237, 31%, 16%))
hex
background-color: #3F4278;
tailwind
bg-[hsl(237,31%,36%)]
box shadow
box-shadow: 0 4px 6px -1px hsl(237, 31%, 36%, 0.4);
css variable
--color-primary: hsl(237, 31%, 36%);
Related Colors
Use Cases for Blue
Frequently Asked Questions
What are all the color codes for HSL(237, 31%, 36%)?
HEX: #3F4278 | RGB: rgb(63, 66, 120) | CMYK: 48%, 45%, 0%, 53% | HSV: 237°, 48%, 47%. Copy any format from the conversion table above.
What colors go well with #3F4278?
The complementary color is HSL(57, 31%, 36%). 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, 31%, 36%) in CSS?
As HSL: color: hsl(237, 31%, 36%); — As HEX: color: #3F4278; — As RGB: color: rgb(63, 66, 120); — Tailwind CSS: bg-[hsl(237,31%,36%)] — CSS variable: --color-primary: hsl(237, 31%, 36%);