HSL(251, 90%, 21%)
Blue — Blue color
Adjust Color
Color Information
Color Name
Blue
Color Family
Blue
Warm / Cool
🔵 Cool
Temperature
9000K
CSS Class
bg-[hsl(251,90%,21%)]
Color Conversions
| Format | Value | CSS Usage | |
|---|---|---|---|
| HSL | hsl(251, 90%, 21%) | color: hsl(251, 90%, 21%) | |
| HEX | #170566 | color: #170566 | |
| RGB | rgb(23, 5, 102) | color: rgb(23, 5, 102) | |
| CMYK | cmyk(77%, 95%, 0%, 60%) | — | |
| HSV | hsv(251, 95%, 40%) | — | |
| HWB | hwb(251 2% 60%) | color: hwb(251 2% 60%) | |
| OKLCH | oklch(0.2498 0.1486 275.58) | color: oklch(0.2498 0.1486 275.58) | |
| Lab | lab(10.92 38.48 -51.21) | color: lab(10.92 38.48 -51.21) | |
| LCH | lch(10.92 64.06 306.92) | color: lch(10.92 64.06 306.92) |
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)
#0F0F4F — rgb(15, 15, 79)
Deuteranopia (Green-blind)
#101249 — rgb(16, 18, 73)
Tritanopia (Blue-blind)
#163C38 — rgb(22, 60, 56)
Tints & Shades
CSS Code Snippets
background
background-color: hsl(251, 90%, 21%);
text
color: hsl(251, 90%, 21%);
border
border: 2px solid hsl(251, 90%, 21%);
gradient light
background: linear-gradient(to right, hsl(251, 90%, 41%), hsl(251, 90%, 21%));
gradient dark
background: linear-gradient(to right, hsl(251, 90%, 21%), hsl(251, 90%, 1%))
hex
background-color: #170566;
tailwind
bg-[hsl(251,90%,21%)]
box shadow
box-shadow: 0 4px 6px -1px hsl(251, 90%, 21%, 0.4);
css variable
--color-primary: hsl(251, 90%, 21%);
Related Colors
Use Cases for Blue
Frequently Asked Questions
What are all the color codes for HSL(251, 90%, 21%)?
HEX: #170566 | RGB: rgb(23, 5, 102) | CMYK: 77%, 95%, 0%, 60% | HSV: 251°, 95%, 40%. Copy any format from the conversion table above.
What colors go well with #170566?
The complementary color is HSL(71, 90%, 21%). For a triadic harmony, use hues 251°, 11°, and 131°. For analogous combinations, try hues 221° and 281°. See the Color Harmony section above for complete palettes with previews.
How do I use HSL(251, 90%, 21%) in CSS?
As HSL: color: hsl(251, 90%, 21%); — As HEX: color: #170566; — As RGB: color: rgb(23, 5, 102); — Tailwind CSS: bg-[hsl(251,90%,21%)] — CSS variable: --color-primary: hsl(251, 90%, 21%);