HSL(257, 91%, 18%)
Indigo — Indigo color
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Color Information
Color Name
Indigo
Color Family
Indigo
Warm / Cool
🔵 Cool
Temperature
9000K
CSS Class
bg-[hsl(257,91%,18%)]
Color Conversions
| Format | Value | CSS Usage | |
|---|---|---|---|
| HSL | hsl(257, 91%, 18%) | color: hsl(257, 91%, 18%) | |
| HEX | #1C0458 | color: #1C0458 | |
| RGB | rgb(28, 4, 88) | color: rgb(28, 4, 88) | |
| CMYK | cmyk(68%, 95%, 0%, 65%) | — | |
| HSV | hsv(257, 95%, 35%) | — | |
| HWB | hwb(257 2% 65%) | color: hwb(257 2% 65%) | |
| OKLCH | oklch(0.2346 0.1316 283.01) | color: oklch(0.2346 0.1316 283.01) | |
| Lab | lab(9.31 35.2 -44.48) | color: lab(9.31 35.2 -44.48) | |
| LCH | lch(9.31 56.72 308.36) | color: lch(9.31 56.72 308.36) |
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)
#121144 — rgb(18, 17, 68)
Deuteranopia (Green-blind)
#13153F — rgb(19, 21, 63)
Tritanopia (Blue-blind)
#1B3430 — rgb(27, 52, 48)
Tints & Shades
CSS Code Snippets
background
background-color: hsl(257, 91%, 18%);
text
color: hsl(257, 91%, 18%);
border
border: 2px solid hsl(257, 91%, 18%);
gradient light
background: linear-gradient(to right, hsl(257, 91%, 38%), hsl(257, 91%, 18%));
gradient dark
background: linear-gradient(to right, hsl(257, 91%, 18%), hsl(257, 91%, 0%))
hex
background-color: #1C0458;
tailwind
bg-[hsl(257,91%,18%)]
box shadow
box-shadow: 0 4px 6px -1px hsl(257, 91%, 18%, 0.4);
css variable
--color-primary: hsl(257, 91%, 18%);
Related Colors
Use Cases for Indigo
Frequently Asked Questions
What are all the color codes for HSL(257, 91%, 18%)?
HEX: #1C0458 | RGB: rgb(28, 4, 88) | CMYK: 68%, 95%, 0%, 65% | HSV: 257°, 95%, 35%. Copy any format from the conversion table above.
What colors go well with #1C0458?
The complementary color is HSL(77, 91%, 18%). For a triadic harmony, use hues 257°, 17°, and 137°. For analogous combinations, try hues 227° and 287°. See the Color Harmony section above for complete palettes with previews.
How do I use HSL(257, 91%, 18%) in CSS?
As HSL: color: hsl(257, 91%, 18%); — As HEX: color: #1C0458; — As RGB: color: rgb(28, 4, 88); — Tailwind CSS: bg-[hsl(257,91%,18%)] — CSS variable: --color-primary: hsl(257, 91%, 18%);