#1b102f

Color #1b102f

A moderately saturated very dark purple.

Closest named color Black #000000 · ΔE 24.7 Nearest Tailwind class indigo-950 #1e1a4d · ΔE 7.3

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Conversions

HEX

#1b102f

RGB

rgb(27, 16, 47)

HSL

hsl(261.3, 49.2%, 12.4%)

HSV / HSB

hsv(261.3, 66%, 18.4%)

CMYK

cmyk(42.6%, 66%, 0%, 81.6%)

LAB

lab(7.31, 14.34, -18.74)

LCH

lch(7.31, 23.6, 307.42)

OKLCH

oklch(20.7%, 0.0598, 297.25)

HWB

hwb(261.3, 6.3%, 81.6%)

Harmony colors

Complementary

#242f10

Analogous

#10152f

#1b102f

#2b102f

Triadic

#1b102f

#2f1b10

#102f1b

Split-complementary

#1b102f

#2f2b10

#152f10

Tetradic

#1b102f

#2f1024

#242f10

#102f1b

Square

#1b102f

#2f1015

#242f10

#102f2b

Shades

Color #1b102f mixed toward black.

#170d27

#120b1f

#0e0818

#090510

#050308

Tints

Color #1b102f mixed toward white.

#3b2367

#5b369e

#7f58c6

#aa90d9

#d4c7ec

Tones

Color #1b102f mixed toward gray.

#1c132d

#1d152a

#1d1827

#1e1a25

#1f1d22

Accessibility

Aa White text on this color

18.08:1

Aa Black text on this color

1.16:1

White text reads better on this background (18.08:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#17172a · ΔE 6.9

Deuteranopia

#171828 · ΔE 8.6

Tritanopia

#1b2524 · ΔE 21.2

Achromatopsia

#161616 · ΔE 17.2

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

Code

CSS

background-color: #1b102f;

Tailwind (arbitrary value)

bg-[#1b102f]

Related colors

Medium Purple #9370db

Rebecca Purple #663399

Blue Violet #8a2be2

Dark Slate Blue #483d8b

Medium Slate Blue #7b68ee

Slate Blue #6a5acd

Frequently asked questions

#1b102f (#1b102f) is rgb(27, 16, 47) in RGB.

No, #1b102f is not one of the 216 web-safe colors — for that, every RGB channel would have to be a multiple of 51.

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 #1b102f, or check how it holds up for accessibility.

Generate a palette → Check contrast