HSL(233, 71%, 37%)
Blue — Blue color
Adjust Color
Color Information
Color Name
Blue
Color Family
Blue
Warm / Cool
🔵 Cool
Temperature
9000K
CSS Class
bg-[hsl(233,71%,37%)]
Color Conversions
| Format | Value | CSS Usage | |
|---|---|---|---|
| HSL | hsl(233, 71%, 37%) | color: hsl(233, 71%, 37%) | |
| HEX | #1B2BA1 | color: #1B2BA1 | |
| RGB | rgb(27, 43, 161) | color: rgb(27, 43, 161) | |
| CMYK | cmyk(83%, 73%, 0%, 37%) | — | |
| HSV | hsv(233, 83%, 63%) | — | |
| HWB | hwb(233 11% 37%) | color: hwb(233 11% 37%) | |
| OKLCH | oklch(0.3724 0.1873 268.19) | color: oklch(0.3724 0.1873 268.19) | |
| Lab | lab(25.36 38.51 -64.61) | color: lab(25.36 38.51 -64.61) | |
| LCH | lch(25.36 75.22 300.8) | color: lch(25.36 75.22 300.8) |
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)
#222284 — rgb(34, 34, 132)
Deuteranopia (Green-blind)
#21207E — rgb(33, 32, 126)
Tritanopia (Blue-blind)
#1C6E69 — rgb(28, 110, 105)
Tints & Shades
CSS Code Snippets
background
background-color: hsl(233, 71%, 37%);
text
color: hsl(233, 71%, 37%);
border
border: 2px solid hsl(233, 71%, 37%);
gradient light
background: linear-gradient(to right, hsl(233, 71%, 57%), hsl(233, 71%, 37%));
gradient dark
background: linear-gradient(to right, hsl(233, 71%, 37%), hsl(233, 71%, 17%))
hex
background-color: #1B2BA1;
tailwind
bg-[hsl(233,71%,37%)]
box shadow
box-shadow: 0 4px 6px -1px hsl(233, 71%, 37%, 0.4);
css variable
--color-primary: hsl(233, 71%, 37%);
Related Colors
Use Cases for Blue
Frequently Asked Questions
What are all the color codes for HSL(233, 71%, 37%)?
HEX: #1B2BA1 | RGB: rgb(27, 43, 161) | CMYK: 83%, 73%, 0%, 37% | HSV: 233°, 83%, 63%. Copy any format from the conversion table above.
What colors go well with #1B2BA1?
The complementary color is HSL(53, 71%, 37%). For a triadic harmony, use hues 233°, 353°, and 113°. For analogous combinations, try hues 203° and 263°. See the Color Harmony section above for complete palettes with previews.
How do I use HSL(233, 71%, 37%) in CSS?
As HSL: color: hsl(233, 71%, 37%); — As HEX: color: #1B2BA1; — As RGB: color: rgb(27, 43, 161); — Tailwind CSS: bg-[hsl(233,71%,37%)] — CSS variable: --color-primary: hsl(233, 71%, 37%);