HSL(257, 17%, 27%)

Indigo — Indigo color

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Color Information

Color Name

Indigo

Color Family

Indigo

Warm / Cool

🔵 Cool

Temperature

N/A

CSS Class

bg-[hsl(257,17%,27%)]

Color Conversions

Format Value CSS Usage
HSL hsl(257, 17%, 27%) color: hsl(257, 17%, 27%)
HEX #403951 color: #403951
RGB rgb(64, 57, 81) color: rgb(64, 57, 81)
CMYK cmyk(21%, 30%, 0%, 68%)
HSV hsv(258, 30%, 32%)
HWB hwb(258 22% 68%) color: hwb(258 22% 68%)
OKLCH oklch(0.362 0.0417 297.66) color: oklch(0.362 0.0417 297.66)
Lab lab(25.59 8.84 -13.45) color: lab(25.59 8.84 -13.45)
LCH lch(25.59 16.09 303.31) color: lch(25.59 16.09 303.31)

Color Theory

Complementary

Triadic

Analogous

Tetradic (Square)

Split-Complementary

Accessibility (WCAG)

White text on color

Black text on color

Color on white bg

Colored text

Contrast Ratios

vs White 10.93:1
vs Black 1.92:1

AA Normal (4.5:1)

on White: PASS ✓ on Black: FAIL ✗

AA Large (3:1)

on White: PASS ✓ on Black: FAIL ✗

AAA Normal (7:1)

on White: PASS ✓

Best text on this color: white

Color Blindness Simulation

Protanopia (Red-blind)

#3D3D4B — rgb(61, 61, 75)

Deuteranopia (Green-blind)

#3D3E4A — rgb(61, 62, 74)

Tritanopia (Blue-blind)

#404746 — rgb(64, 71, 70)

Tints & Shades

Tints (Lighter →)

← Shades (Darker)

Saturation (0% → 100%)

CSS Code Snippets

background

background-color: hsl(257, 17%, 27%);

text

color: hsl(257, 17%, 27%);

border

border: 2px solid hsl(257, 17%, 27%);

gradient light

background: linear-gradient(to right, hsl(257, 17%, 47%), hsl(257, 17%, 27%));

gradient dark

background: linear-gradient(to right, hsl(257, 17%, 27%), hsl(257, 17%, 7%))

hex

background-color: #403951;

tailwind

bg-[hsl(257,17%,27%)]

box shadow

box-shadow: 0 4px 6px -1px hsl(257, 17%, 27%, 0.4);

css variable

--color-primary: hsl(257, 17%, 27%);

Related Colors

Use Cases for Indigo

UI elements Web design Branding Graphic design Print design

Frequently Asked Questions

What are all the color codes for HSL(257, 17%, 27%)?

HEX: #403951 | RGB: rgb(64, 57, 81) | CMYK: 21%, 30%, 0%, 68% | HSV: 258°, 30%, 32%. Copy any format from the conversion table above.

What colors go well with #403951?

The complementary color is HSL(77, 17%, 27%). 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, 17%, 27%) in CSS?

As HSL: color: hsl(257, 17%, 27%); — As HEX: color: #403951; — As RGB: color: rgb(64, 57, 81); — Tailwind CSS: bg-[hsl(257,17%,27%)] — CSS variable: --color-primary: hsl(257, 17%, 27%);