HSL(237, 70%, 43%)
Blue — Blue color
Adjust Color
Color Information
Color Name
Blue
Color Family
Blue
Warm / Cool
🔵 Cool
Temperature
9000K
CSS Class
bg-[hsl(237,70%,43%)]
Color Conversions
| Format | Value | CSS Usage | |
|---|---|---|---|
| HSL | hsl(237, 70%, 43%) | color: hsl(237, 70%, 43%) | |
| HEX | #2129BA | color: #2129BA | |
| RGB | rgb(33, 41, 186) | color: rgb(33, 41, 186) | |
| CMYK | cmyk(82%, 78%, 0%, 27%) | — | |
| HSV | hsv(237, 82%, 73%) | — | |
| HWB | hwb(237 13% 27%) | color: hwb(237 13% 27%) | |
| OKLCH | oklch(0.3999 0.2181 269.1) | color: oklch(0.3999 0.2181 269.1) | |
| Lab | lab(27.99 48.62 -75.26) | color: lab(27.99 48.62 -75.26) | |
| LCH | lch(27.99 89.6 302.86) | color: lch(27.99 89.6 302.86) |
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)
#242597 — rgb(36, 37, 151)
Deuteranopia (Green-blind)
#24238F — rgb(36, 35, 143)
Tritanopia (Blue-blind)
#217B75 — rgb(33, 123, 117)
Tints & Shades
CSS Code Snippets
background
background-color: hsl(237, 70%, 43%);
text
color: hsl(237, 70%, 43%);
border
border: 2px solid hsl(237, 70%, 43%);
gradient light
background: linear-gradient(to right, hsl(237, 70%, 63%), hsl(237, 70%, 43%));
gradient dark
background: linear-gradient(to right, hsl(237, 70%, 43%), hsl(237, 70%, 23%))
hex
background-color: #2129BA;
tailwind
bg-[hsl(237,70%,43%)]
box shadow
box-shadow: 0 4px 6px -1px hsl(237, 70%, 43%, 0.4);
css variable
--color-primary: hsl(237, 70%, 43%);
Related Colors
Use Cases for Blue
Frequently Asked Questions
What are all the color codes for HSL(237, 70%, 43%)?
HEX: #2129BA | RGB: rgb(33, 41, 186) | CMYK: 82%, 78%, 0%, 27% | HSV: 237°, 82%, 73%. Copy any format from the conversion table above.
What colors go well with #2129BA?
The complementary color is HSL(57, 70%, 43%). 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, 70%, 43%) in CSS?
As HSL: color: hsl(237, 70%, 43%); — As HEX: color: #2129BA; — As RGB: color: rgb(33, 41, 186); — Tailwind CSS: bg-[hsl(237,70%,43%)] — CSS variable: --color-primary: hsl(237, 70%, 43%);