HSL(221, 67%, 37%)
Blue — Blue color
Adjust Color
Color Information
Color Name
Blue
Color Family
Blue
Warm / Cool
🔵 Cool
Temperature
9000K
CSS Class
bg-[hsl(221,67%,37%)]
Color Conversions
| Format | Value | CSS Usage | |
|---|---|---|---|
| HSL | hsl(221, 67%, 37%) | color: hsl(221, 67%, 37%) | |
| HEX | #1F479E | color: #1F479E | |
| RGB | rgb(31, 71, 158) | color: rgb(31, 71, 158) | |
| CMYK | cmyk(80%, 55%, 0%, 38%) | — | |
| HSV | hsv(221, 80%, 62%) | — | |
| HWB | hwb(221 12% 38%) | color: hwb(221 12% 38%) | |
| OKLCH | oklch(0.424 0.1489 263.01) | color: oklch(0.424 0.1489 263.01) | |
| Lab | lab(32.4 19.16 -51.25) | color: lab(32.4 19.16 -51.25) | |
| LCH | lch(32.4 54.71 290.5) | color: lch(32.4 54.71 290.5) |
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)
#303189 — rgb(48, 49, 137)
Deuteranopia (Green-blind)
#2E2B84 — rgb(46, 43, 132)
Tritanopia (Blue-blind)
#217875 — rgb(33, 120, 117)
Tints & Shades
CSS Code Snippets
background
background-color: hsl(221, 67%, 37%);
text
color: hsl(221, 67%, 37%);
border
border: 2px solid hsl(221, 67%, 37%);
gradient light
background: linear-gradient(to right, hsl(221, 67%, 57%), hsl(221, 67%, 37%));
gradient dark
background: linear-gradient(to right, hsl(221, 67%, 37%), hsl(221, 67%, 17%))
hex
background-color: #1F479E;
tailwind
bg-[hsl(221,67%,37%)]
box shadow
box-shadow: 0 4px 6px -1px hsl(221, 67%, 37%, 0.4);
css variable
--color-primary: hsl(221, 67%, 37%);
Related Colors
Use Cases for Blue
Frequently Asked Questions
What are all the color codes for HSL(221, 67%, 37%)?
HEX: #1F479E | RGB: rgb(31, 71, 158) | CMYK: 80%, 55%, 0%, 38% | HSV: 221°, 80%, 62%. Copy any format from the conversion table above.
What colors go well with #1F479E?
The complementary color is HSL(41, 67%, 37%). 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, 67%, 37%) in CSS?
As HSL: color: hsl(221, 67%, 37%); — As HEX: color: #1F479E; — As RGB: color: rgb(31, 71, 158); — Tailwind CSS: bg-[hsl(221,67%,37%)] — CSS variable: --color-primary: hsl(221, 67%, 37%);