#3a3939

Color #3a3939

A nearly neutral, gray-leaning dark red.

Closest named color Charcoal #36454f · ΔE 9.9 Nearest Tailwind class neutral-700 #404040 · ΔE 2.3

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

Conversions

HEX

#3a3939

RGB

rgb(58, 57, 57)

HSL

hsl(0, 0.9%, 22.5%)

HSV / HSB

hsv(0, 1.7%, 22.7%)

CMYK

cmyk(0%, 1.7%, 1.7%, 77.3%)

LAB

lab(24.07, 0.43, 0.15)

LCH

lch(24.07, 0.46, 19.23)

OKLCH

oklch(34.6%, 0.0014, 17.1)

HWB

hwb(0, 22.4%, 77.3%)

Harmony colors

Complementary

#393a3a

Analogous

#3a3939

Triadic

#3a3939

#393a39

#39393a

Split-complementary

#3a3939

#393a39

#39393a

Tetradic

#3a3939

#3a3a39

#393a3a

#39393a

Square

#3a3939

#393a39

#393a3a

#39393a

Shades

Color #3a3939 mixed toward black.

#302f2f

#272626

#1d1c1c

#131313

#0a0909

Tints

Color #3a3939 mixed toward white.

#5b5959

#7c7a7a

#9d9b9b

#bebdbd

#dedede

Tones

Color #3a3939 mixed toward gray.

#3a3939

#393939

Accessibility

Aa White text on this color

11.51:1

Aa Black text on this color

1.82:1

White text reads better on this background (11.51:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#3a3a39 · ΔE 1.1

Deuteranopia

#3a3a39 · ΔE 1.1

Tritanopia

#3a3939 · ΔE 0

Achromatopsia

#393939 · ΔE 0.7

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

Code

CSS

background-color: #3a3939;

Tailwind (arbitrary value)

bg-[#3a3939]

Related colors

Red #ff0000

Maroon #800000

Black #000000

Brown #a52a2a

Dark Gray #a9a9a9

Dark Red #8b0000

Frequently asked questions

#3a3939 (#3a3939) is rgb(58, 57, 57) in RGB.

No, #3a3939 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.

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 #3a3939, or check how it holds up for accessibility.

Generate a palette → Check contrast