HSL(237, 78%, 42%)
Blue — Blue color
Adjust Color
Color Information
Color Name
Blue
Color Family
Blue
Warm / Cool
🔵 Cool
Temperature
9000K
CSS Class
bg-[hsl(237,78%,42%)]
Color Conversions
| Format | Value | CSS Usage | |
|---|---|---|---|
| HSL | hsl(237, 78%, 42%) | color: hsl(237, 78%, 42%) | |
| HEX | #1820BF | color: #1820BF | |
| RGB | rgb(24, 32, 191) | color: rgb(24, 32, 191) | |
| CMYK | cmyk(87%, 83%, 0%, 25%) | — | |
| HSV | hsv(237, 87%, 75%) | — | |
| HWB | hwb(237 10% 25%) | color: hwb(237 10% 25%) | |
| OKLCH | oklch(0.3916 0.233 267.36) | color: oklch(0.3916 0.233 267.36) | |
| Lab | lab(26.7 54.29 -80.37) | color: lab(26.7 54.29 -80.37) | |
| LCH | lch(26.7 96.99 304.04) | color: lch(26.7 96.99 304.04) |
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)
#1B1C99 — rgb(27, 28, 153)
Deuteranopia (Green-blind)
#1B1A8F — rgb(27, 26, 143)
Tritanopia (Blue-blind)
#187A73 — rgb(24, 122, 115)
Tints & Shades
CSS Code Snippets
background
background-color: hsl(237, 78%, 42%);
text
color: hsl(237, 78%, 42%);
border
border: 2px solid hsl(237, 78%, 42%);
gradient light
background: linear-gradient(to right, hsl(237, 78%, 62%), hsl(237, 78%, 42%));
gradient dark
background: linear-gradient(to right, hsl(237, 78%, 42%), hsl(237, 78%, 22%))
hex
background-color: #1820BF;
tailwind
bg-[hsl(237,78%,42%)]
box shadow
box-shadow: 0 4px 6px -1px hsl(237, 78%, 42%, 0.4);
css variable
--color-primary: hsl(237, 78%, 42%);
Related Colors
Use Cases for Blue
Frequently Asked Questions
What are all the color codes for HSL(237, 78%, 42%)?
HEX: #1820BF | RGB: rgb(24, 32, 191) | CMYK: 87%, 83%, 0%, 25% | HSV: 237°, 87%, 75%. Copy any format from the conversion table above.
What colors go well with #1820BF?
The complementary color is HSL(57, 78%, 42%). 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, 78%, 42%) in CSS?
As HSL: color: hsl(237, 78%, 42%); — As HEX: color: #1820BF; — As RGB: color: rgb(24, 32, 191); — Tailwind CSS: bg-[hsl(237,78%,42%)] — CSS variable: --color-primary: hsl(237, 78%, 42%);