HSL(257, 57%, 15%)
Indigo — Indigo color
Adjust Color
Color Information
Color Name
Indigo
Color Family
Indigo
Warm / Cool
🔵 Cool
Temperature
9000K
CSS Class
bg-[hsl(257,57%,15%)]
Color Conversions
| Format | Value | CSS Usage | |
|---|---|---|---|
| HSL | hsl(257, 57%, 15%) | color: hsl(257, 57%, 15%) | |
| HEX | #1D103C | color: #1D103C | |
| RGB | rgb(29, 16, 60) | color: rgb(29, 16, 60) | |
| CMYK | cmyk(52%, 73%, 0%, 76%) | — | |
| HSV | hsv(258, 73%, 24%) | — | |
| HWB | hwb(258 6% 76%) | color: hwb(258 6% 76%) | |
| OKLCH | oklch(0.2207 0.0804 292.11) | color: oklch(0.2207 0.0804 292.11) | |
| Lab | lab(8.64 19.43 -26.05) | color: lab(8.64 19.43 -26.05) | |
| LCH | lch(8.64 32.5 306.72) | color: lch(8.64 32.5 306.72) |
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)
#171731 — rgb(23, 23, 49)
Deuteranopia (Green-blind)
#18192F — rgb(24, 25, 47)
Tritanopia (Blue-blind)
#1C2927 — rgb(28, 41, 39)
Tints & Shades
CSS Code Snippets
background
background-color: hsl(257, 57%, 15%);
text
color: hsl(257, 57%, 15%);
border
border: 2px solid hsl(257, 57%, 15%);
gradient light
background: linear-gradient(to right, hsl(257, 57%, 35%), hsl(257, 57%, 15%));
gradient dark
background: linear-gradient(to right, hsl(257, 57%, 15%), hsl(257, 57%, 0%))
hex
background-color: #1D103C;
tailwind
bg-[hsl(257,57%,15%)]
box shadow
box-shadow: 0 4px 6px -1px hsl(257, 57%, 15%, 0.4);
css variable
--color-primary: hsl(257, 57%, 15%);
Related Colors
Use Cases for Indigo
Frequently Asked Questions
What are all the color codes for HSL(257, 57%, 15%)?
HEX: #1D103C | RGB: rgb(29, 16, 60) | CMYK: 52%, 73%, 0%, 76% | HSV: 258°, 73%, 24%. Copy any format from the conversion table above.
What colors go well with #1D103C?
The complementary color is HSL(77, 57%, 15%). 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, 57%, 15%) in CSS?
As HSL: color: hsl(257, 57%, 15%); — As HEX: color: #1D103C; — As RGB: color: rgb(29, 16, 60); — Tailwind CSS: bg-[hsl(257,57%,15%)] — CSS variable: --color-primary: hsl(257, 57%, 15%);