HSL(257, 66%, 17%)
Indigo — Indigo color
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Color Information
Color Name
Indigo
Color Family
Indigo
Warm / Cool
🔵 Cool
Temperature
9000K
CSS Class
bg-[hsl(257,66%,17%)]
Color Conversions
| Format | Value | CSS Usage | |
|---|---|---|---|
| HSL | hsl(257, 66%, 17%) | color: hsl(257, 66%, 17%) | |
| HEX | #1F0F48 | color: #1F0F48 | |
| RGB | rgb(31, 15, 72) | color: rgb(31, 15, 72) | |
| CMYK | cmyk(57%, 79%, 0%, 72%) | — | |
| HSV | hsv(257, 79%, 28%) | — | |
| HWB | hwb(257 6% 72%) | color: hwb(257 6% 72%) | |
| OKLCH | oklch(0.2333 0.0992 289.21) | color: oklch(0.2333 0.0992 289.21) | |
| Lab | lab(9.8 24.6 -32.63) | color: lab(9.8 24.6 -32.63) | |
| LCH | lch(9.8 40.86 307.01) | color: lch(9.8 40.86 307.01) |
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)
#18183A — rgb(24, 24, 58)
Deuteranopia (Green-blind)
#191A37 — rgb(25, 26, 55)
Tritanopia (Blue-blind)
#1E2F2D — rgb(30, 47, 45)
Tints & Shades
CSS Code Snippets
background
background-color: hsl(257, 66%, 17%);
text
color: hsl(257, 66%, 17%);
border
border: 2px solid hsl(257, 66%, 17%);
gradient light
background: linear-gradient(to right, hsl(257, 66%, 37%), hsl(257, 66%, 17%));
gradient dark
background: linear-gradient(to right, hsl(257, 66%, 17%), hsl(257, 66%, 0%))
hex
background-color: #1F0F48;
tailwind
bg-[hsl(257,66%,17%)]
box shadow
box-shadow: 0 4px 6px -1px hsl(257, 66%, 17%, 0.4);
css variable
--color-primary: hsl(257, 66%, 17%);
Related Colors
Use Cases for Indigo
Frequently Asked Questions
What are all the color codes for HSL(257, 66%, 17%)?
HEX: #1F0F48 | RGB: rgb(31, 15, 72) | CMYK: 57%, 79%, 0%, 72% | HSV: 257°, 79%, 28%. Copy any format from the conversion table above.
What colors go well with #1F0F48?
The complementary color is HSL(77, 66%, 17%). 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, 66%, 17%) in CSS?
As HSL: color: hsl(257, 66%, 17%); — As HEX: color: #1F0F48; — As RGB: color: rgb(31, 15, 72); — Tailwind CSS: bg-[hsl(257,66%,17%)] — CSS variable: --color-primary: hsl(257, 66%, 17%);