HSL(221, 100%, 56%)
Vivid Blue — Blue color
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Color Information
Color Name
Vivid Blue
Color Family
Blue
Warm / Cool
🔵 Cool
Temperature
9000K
CSS Class
bg-[hsl(221,100%,56%)]
Color Conversions
| Format | Value | CSS Usage | |
|---|---|---|---|
| HSL | hsl(221, 100%, 56%) | color: hsl(221, 100%, 56%) | |
| HEX | #1F66FF | color: #1F66FF | |
| RGB | rgb(31, 102, 255) | color: rgb(31, 102, 255) | |
| CMYK | cmyk(88%, 60%, 0%, 0%) | — | |
| HSV | hsv(221, 88%, 100%) | — | |
| HWB | hwb(221 12% 0%) | color: hwb(221 12% 0%) | |
| OKLCH | oklch(0.5673 0.2377 262.69) | color: oklch(0.5673 0.2377 262.69) | |
| Lab | lab(48.27 36.15 -81.39) | color: lab(48.27 36.15 -81.39) | |
| LCH | lch(48.27 89.06 293.95) | color: lch(48.27 89.06 293.95) |
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)
#3E3EDA — rgb(62, 62, 218)
Deuteranopia (Green-blind)
#3A34D1 — rgb(58, 52, 209)
Tritanopia (Blue-blind)
#23BDB6 — rgb(35, 189, 182)
Tints & Shades
CSS Code Snippets
background
background-color: hsl(221, 100%, 56%);
text
color: hsl(221, 100%, 56%);
border
border: 2px solid hsl(221, 100%, 56%);
gradient light
background: linear-gradient(to right, hsl(221, 100%, 76%), hsl(221, 100%, 56%));
gradient dark
background: linear-gradient(to right, hsl(221, 100%, 56%), hsl(221, 100%, 36%))
hex
background-color: #1F66FF;
tailwind
bg-[hsl(221,100%,56%)]
box shadow
box-shadow: 0 4px 6px -1px hsl(221, 100%, 56%, 0.4);
css variable
--color-primary: hsl(221, 100%, 56%);
Related Colors
Use Cases for Vivid Blue
Frequently Asked Questions
What are all the color codes for HSL(221, 100%, 56%)?
HEX: #1F66FF | RGB: rgb(31, 102, 255) | CMYK: 88%, 60%, 0%, 0% | HSV: 221°, 88%, 100%. Copy any format from the conversion table above.
What colors go well with #1F66FF?
The complementary color is HSL(41, 100%, 56%). 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, 100%, 56%) in CSS?
As HSL: color: hsl(221, 100%, 56%); — As HEX: color: #1F66FF; — As RGB: color: rgb(31, 102, 255); — Tailwind CSS: bg-[hsl(221,100%,56%)] — CSS variable: --color-primary: hsl(221, 100%, 56%);