#171a20

Color #171a20

A muted very dark blue.

Closest named color Black #000000 · ΔE 10.3 Nearest Tailwind class zinc-900 #18181b · ΔE 2.4

Open in Palette generator Color wheel Color mixer Contrast checker Blindness simulator Gradient

Conversions

HEX

#171a20

RGB

rgb(23, 26, 32)

HSL

hsl(220, 16.4%, 10.8%)

HSV / HSB

hsv(220, 28.1%, 12.5%)

CMYK

cmyk(28.1%, 18.8%, 0%, 87.5%)

LAB

lab(9.2, 0.33, -4.63)

LCH

lch(9.2, 4.64, 274.08)

OKLCH

oklch(21.7%, 0.0127, 264.11)

HWB

hwb(220, 9%, 87.5%)

Harmony colors

Complementary

#201d17

Analogous

#171f20

#171a20

#191720

Triadic

#171a20

#20171a

#1a2017

Split-complementary

#171a20

#201917

#1f2017

Tetradic

#171a20

#1d1720

#201d17

#1a2017

Square

#171a20

#20171f

#201d17

#172019

Shades

Color #171a20 mixed toward black.

#13161b

#0f1115

#0c0d10

#08090b

#040405

Tints

Color #171a20 mixed toward white.

#373e4c

#566278

#7b87a0

#a7afc0

#d3d7df

Tones

Color #171a20 mixed toward gray.

#181a1f

#191b1f

#191b1e

#1a1b1d

#1b1b1c

Accessibility

Aa White text on this color

17.43:1

Aa Black text on this color

1.21:1

White text reads better on this background (17.43:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#18181f · ΔE 2.4

Deuteranopia

#18181e · ΔE 2.1

Tritanopia

#171e1d · ΔE 6.4

Achromatopsia

#1a1a1a · ΔE 4.2

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

Code

CSS

background-color: #171a20;

Tailwind (arbitrary value)

bg-[#171a20]

Related colors

Cornflower Blue #6495ed

Royal Blue #4169e1

Light Steel Blue #b0c4de

Light Slate Gray #778899

Slate Gray #708090

Dodger Blue #1e90ff

Frequently asked questions

#171a20 (#171a20) is rgb(23, 26, 32) in RGB.

No, #171a20 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.

Try it → Accessibility

Contrast Checker

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

Try it → Generators

Palette Generator

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

Try it →

Build something with this color

Generate a full palette from #171a20, or check how it holds up for accessibility.

Generate a palette → Check contrast