#3f665e

Color #3f665e

A muted dark green.

Closest named color Dark Slate Gray #2f4f4f · ΔE 10.57 Nearest Tailwind class teal-800 #005f5a · ΔE 7.1

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

Conversions

HEX

#3f665e

RGB

rgb(63, 102, 94)

HSL

hsl(167.7, 23.6%, 32.4%)

HSV / HSB

hsv(167.7, 38.2%, 40%)

CMYK

cmyk(38.2%, 0%, 7.8%, 60%)

LAB

lab(40.19, -15.83, 0.16)

LCH

lch(40.19, 15.83, 179.42)

OKLCH

oklch(47.9%, 0.0463, 179.75)

HWB

hwb(167.7, 24.7%, 60%)

Harmony colors

Complementary

#663f47

Analogous

#3f664b

#3f665e

#3f5b66

Triadic

#3f665e

#5e3f66

#665e3f

Split-complementary

#3f665e

#663f5b

#664b3f

Tetradic

#3f665e

#3f4766

#663f47

#665e3f

Square

#3f665e

#4b3f66

#663f47

#5b663f

Shades

Color #3f665e mixed toward black.

#35554e

#2a443f

#20332f

#15221f

#0b1110

Tints

Color #3f665e mixed toward white.

#558a7f

#71a79c

#94bdb5

#b8d3ce

#dbe9e6

Tones

Color #3f665e mixed toward gray.

#42635c

#46605a

#495c58

#4c5956

#4f5655

Accessibility

Aa White text on this color

6.42:1

Aa Black text on this color

3.27:1

White text reads better on this background (6.42:1). That passes WCAG AA (≥4.5:1) for normal-size text, but not AAA.

Under color vision deficiencies

Protanopia

#535360 · ΔE 20.4

Deuteranopia

#504d60 · ΔE 23.8

Tritanopia

#426262 · ΔE 4.7

Achromatopsia

#5f5f5f · ΔE 15.4

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

Code

CSS

background-color: #3f665e;

Tailwind (arbitrary value)

bg-[#3f665e]

Related colors

Turquoise #40e0d0

Aquamarine #7fffd4

Medium Aquamarine #66cdaa

Light Sea Green #20b2aa

Medium Turquoise #48d1cc

Medium Spring Green #00fa9a

Frequently asked questions

#3f665e (#3f665e) is rgb(63, 102, 94) in RGB.

No, #3f665e 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 #3f665e, or check how it holds up for accessibility.

Generate a palette → Check contrast