HSL(237, 57%, 39%)
Blue — Blue color
Adjust Color
Color Information
Color Name
Blue
Color Family
Blue
Warm / Cool
🔵 Cool
Temperature
9000K
CSS Class
bg-[hsl(237,57%,39%)]
Color Conversions
| Format | Value | CSS Usage | |
|---|---|---|---|
| HSL | hsl(237, 57%, 39%) | color: hsl(237, 57%, 39%) | |
| HEX | #2B309C | color: #2B309C | |
| RGB | rgb(43, 48, 156) | color: rgb(43, 48, 156) | |
| CMYK | cmyk(72%, 69%, 0%, 39%) | — | |
| HSV | hsv(237, 72%, 61%) | — | |
| HWB | hwb(237 17% 39%) | color: hwb(237 17% 39%) | |
| OKLCH | oklch(0.3835 0.1712 272.93) | color: oklch(0.3835 0.1712 272.93) | |
| Lab | lab(26.81 35.06 -59.15) | color: lab(26.81 35.06 -59.15) | |
| LCH | lch(26.81 68.76 300.66) | color: lch(26.81 68.76 300.66) |
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)
#2D2D82 — rgb(45, 45, 130)
Deuteranopia (Green-blind)
#2D2D7C — rgb(45, 45, 124)
Tritanopia (Blue-blind)
#2B6D69 — rgb(43, 109, 105)
Tints & Shades
CSS Code Snippets
background
background-color: hsl(237, 57%, 39%);
text
color: hsl(237, 57%, 39%);
border
border: 2px solid hsl(237, 57%, 39%);
gradient light
background: linear-gradient(to right, hsl(237, 57%, 59%), hsl(237, 57%, 39%));
gradient dark
background: linear-gradient(to right, hsl(237, 57%, 39%), hsl(237, 57%, 19%))
hex
background-color: #2B309C;
tailwind
bg-[hsl(237,57%,39%)]
box shadow
box-shadow: 0 4px 6px -1px hsl(237, 57%, 39%, 0.4);
css variable
--color-primary: hsl(237, 57%, 39%);
Related Colors
Use Cases for Blue
Frequently Asked Questions
What are all the color codes for HSL(237, 57%, 39%)?
HEX: #2B309C | RGB: rgb(43, 48, 156) | CMYK: 72%, 69%, 0%, 39% | HSV: 237°, 72%, 61%. Copy any format from the conversion table above.
What colors go well with #2B309C?
The complementary color is HSL(57, 57%, 39%). 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, 57%, 39%) in CSS?
As HSL: color: hsl(237, 57%, 39%); — As HEX: color: #2B309C; — As RGB: color: rgb(43, 48, 156); — Tailwind CSS: bg-[hsl(237,57%,39%)] — CSS variable: --color-primary: hsl(237, 57%, 39%);