HSL(221, 68%, 33%)
Blue — Blue color
Adjust Color
Color Information
Color Name
Blue
Color Family
Blue
Warm / Cool
🔵 Cool
Temperature
9000K
CSS Class
bg-[hsl(221,68%,33%)]
Color Conversions
| Format | Value | CSS Usage | |
|---|---|---|---|
| HSL | hsl(221, 68%, 33%) | color: hsl(221, 68%, 33%) | |
| HEX | #1B3F8D | color: #1B3F8D | |
| RGB | rgb(27, 63, 141) | color: rgb(27, 63, 141) | |
| CMYK | cmyk(81%, 55%, 0%, 45%) | — | |
| HSV | hsv(221, 81%, 55%) | — | |
| HWB | hwb(221 10% 45%) | color: hwb(221 10% 45%) | |
| OKLCH | oklch(0.3912 0.1364 262.99) | color: oklch(0.3912 0.1364 262.99) | |
| Lab | lab(28.67 17.4 -46.94) | color: lab(28.67 17.4 -46.94) | |
| LCH | lch(28.67 50.06 290.34) | color: lch(28.67 50.06 290.34) |
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)
#2B2B7A — rgb(43, 43, 122)
Deuteranopia (Green-blind)
#292676 — rgb(41, 38, 118)
Tritanopia (Blue-blind)
#1D6B68 — rgb(29, 107, 104)
Tints & Shades
CSS Code Snippets
background
background-color: hsl(221, 68%, 33%);
text
color: hsl(221, 68%, 33%);
border
border: 2px solid hsl(221, 68%, 33%);
gradient light
background: linear-gradient(to right, hsl(221, 68%, 53%), hsl(221, 68%, 33%));
gradient dark
background: linear-gradient(to right, hsl(221, 68%, 33%), hsl(221, 68%, 13%))
hex
background-color: #1B3F8D;
tailwind
bg-[hsl(221,68%,33%)]
box shadow
box-shadow: 0 4px 6px -1px hsl(221, 68%, 33%, 0.4);
css variable
--color-primary: hsl(221, 68%, 33%);
Related Colors
Use Cases for Blue
Frequently Asked Questions
What are all the color codes for HSL(221, 68%, 33%)?
HEX: #1B3F8D | RGB: rgb(27, 63, 141) | CMYK: 81%, 55%, 0%, 45% | HSV: 221°, 81%, 55%. Copy any format from the conversion table above.
What colors go well with #1B3F8D?
The complementary color is HSL(41, 68%, 33%). For a triadic harmony, use hues 221°, 341°, and 101°. For analogous combinations, try hues 191° and 251°. See the Color Harmony section above for complete palettes with previews.
How do I use HSL(221, 68%, 33%) in CSS?
As HSL: color: hsl(221, 68%, 33%); — As HEX: color: #1B3F8D; — As RGB: color: rgb(27, 63, 141); — Tailwind CSS: bg-[hsl(221,68%,33%)] — CSS variable: --color-primary: hsl(221, 68%, 33%);