#1b171f

Color #1b171f

A nearly neutral, gray-leaning very dark purple.

Closest named color Black #000000 · ΔE 10.62 Nearest Tailwind class mauve-900 #1d161e · ΔE 1.8

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Conversions

HEX

#1b171f

RGB

rgb(27, 23, 31)

HSL

hsl(270, 14.8%, 10.6%)

HSV / HSB

hsv(270, 25.8%, 12.2%)

CMYK

cmyk(12.9%, 25.8%, 0%, 87.8%)

LAB

lab(8.52, 4.07, -4.86)

LCH

lch(8.52, 6.34, 309.94)

OKLCH

oklch(21.3%, 0.0165, 307.63)

HWB

hwb(270, 9%, 87.8%)

Harmony colors

Complementary

#1b1f17

Analogous

#17171f

#1b171f

#1f171f

Triadic

#1b171f

#1f1b17

#171f1b

Split-complementary

#1b171f

#1f1f17

#171f17

Tetradic

#1b171f

#1f171b

#1b1f17

#171f1b

Square

#1b171f

#1f1717

#1b1f17

#171f1f

Shades

Color #1b171f mixed toward black.

#17131a

#120f15

#0e0c10

#09080a

#050405

Tints

Color #1b171f mixed toward white.

#41374b

#675876

#8d7c9e

#b3a8be

#d9d3df

Tones

Color #1b171f mixed toward gray.

#1b181e

#1b191d

#1b1a1c

Accessibility

Aa White text on this color

17.66:1

Aa Black text on this color

1.19:1

White text reads better on this background (17.66:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#19191d · ΔE 4.1

Deuteranopia

#1a1a1d · ΔE 4.7

Tritanopia

#1b1c1b · ΔE 7.8

Achromatopsia

#191919 · ΔE 6.6

Left half is the original, right half is the simulated appearance. See all 8 vision types →

Code

CSS

background-color: #1b171f;

Tailwind (arbitrary value)

bg-[#1b171f]

Related colors

Rebecca Purple #663399

Blue Violet #8a2be2

Indigo #4b0082

Dark Orchid #9932cc

Medium Purple #9370db

Dark Violet #9400d3

Frequently asked questions

#1b171f (#1b171f) is rgb(27, 23, 31) in RGB.

No, #1b171f is not web-safe. The nearest web-safe colors are among its tones and shades below.

Related tools

Colors

HEX to RGB Converter

Convert any HEX color code to its RGB and HSL equivalents, live, with copy-to-clipboard values.

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Contrast Checker

Check the WCAG contrast ratio between any two colors, live, with AA/AAA pass-fail results.

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Palette Generator

Generate complementary, analogous, triadic, split-complementary, tetradic, square, and monochromatic palettes from any base color.

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Build something with this color

Generate a full palette from #1b171f, or check how it holds up for accessibility.

Generate a palette → Check contrast