#3f453f

Color #3f453f

A nearly neutral, gray-leaning dark green.

Closest named color Dark Slate Gray #2f4f4f · ΔE 10.57 Nearest Tailwind class olive-700 #474739 · ΔE 5

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Conversions

HEX

#3f453f

RGB

rgb(63, 69, 63)

HSL

hsl(120, 4.5%, 25.9%)

HSV / HSB

hsv(120, 8.7%, 27.1%)

CMYK

cmyk(8.7%, 0%, 8.7%, 72.9%)

LAB

lab(28.57, -3.83, 2.78)

LCH

lch(28.57, 4.73, 144.03)

OKLCH

oklch(38.3%, 0.0128, 145.19)

HWB

hwb(120, 24.7%, 72.9%)

Harmony colors

Complementary

#453f45

Analogous

#42453f

#3f453f

#3f4542

Triadic

#3f453f

#3f3f45

#453f3f

Split-complementary

#3f453f

#423f45

#453f42

Tetradic

#3f453f

#3f4545

#453f45

#453f3f

Square

#3f453f

#3f4245

#453f45

#45423f

Shades

Color #3f453f mixed toward black.

#353a35

#2a2e2a

#202320

#151715

#0b0c0b

Tints

Color #3f453f mixed toward white.

#5d665d

#7b877b

#9ca59c

#bdc3bd

#dee1de

Tones

Color #3f453f mixed toward gray.

#404540

#404440

#414441

#414341

#424342

Accessibility

Aa White text on this color

9.84:1

Aa Black text on this color

2.13:1

White text reads better on this background (9.84:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#424241 · ΔE 5.1

Deuteranopia

#414141 · ΔE 5.6

Tritanopia

#3f4242 · ΔE 4.4

Achromatopsia

#434343 · ΔE 5.6

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

Code

CSS

background-color: #3f453f;

Tailwind (arbitrary value)

bg-[#3f453f]

Related colors

Forest Green #228b22

Mint Green #98ff98

Dark Green #006400

Dark Sea Green #8fbc8f

Green #008000

Honeydew #f0fff0

Frequently asked questions

#3f453f (#3f453f) is rgb(63, 69, 63) in RGB.

No, #3f453f 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 #3f453f, or check how it holds up for accessibility.

Generate a palette → Check contrast