#374a3f

Color #374a3f

A nearly neutral, gray-leaning dark green.

Closest named color Dark Slate Gray #2f4f4f · ΔE 8.21 Nearest Tailwind class olive-700 #474739 · ΔE 8.8

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Conversions

HEX

#374a3f

RGB

rgb(55, 74, 63)

HSL

hsl(145.3, 14.7%, 25.3%)

HSV / HSB

hsv(145.3, 25.7%, 29%)

CMYK

cmyk(25.7%, 0%, 14.9%, 71%)

LAB

lab(29.58, -10.13, 4.16)

LCH

lch(29.58, 10.95, 157.67)

OKLCH

oklch(38.9%, 0.0303, 159.11)

HWB

hwb(145.3, 21.6%, 71%)

Harmony colors

Complementary

#4a3742

Analogous

#394a37

#374a3f

#374a49

Triadic

#374a3f

#3f374a

#4a3f37

Split-complementary

#374a3f

#49374a

#4a3739

Tetradic

#374a3f

#37424a

#4a3742

#4a3f37

Square

#374a3f

#37394a

#4a3742

#4a4937

Shades

Color #374a3f mixed toward black.

#2e3e35

#25312a

#1c2520

#121915

#090c0b

Tints

Color #374a3f mixed toward white.

#526e5e

#6d937d

#92ae9e

#b6c9be

#dbe4df

Tones

Color #374a3f mixed toward gray.

#39483f

#3a4740

#3c4540

#3d4440

#3f4240

Accessibility

Aa White text on this color

9.49:1

Aa Black text on this color

2.21:1

White text reads better on this background (9.49:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#404042 · ΔE 12.7

Deuteranopia

#3f3d43 · ΔE 15.7

Tritanopia

#384444 · ΔE 7.2

Achromatopsia

#464646 · ΔE 11.6

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

Code

CSS

background-color: #374a3f;

Tailwind (arbitrary value)

bg-[#374a3f]

Related colors

Sea Green #2e8b57

Medium Sea Green #3cb371

Spring Green #00ff7f

Mint Cream #f5fffa

Medium Spring Green #00fa9a

Medium Aquamarine #66cdaa

Frequently asked questions

#374a3f (#374a3f) is rgb(55, 74, 63) in RGB.

No, #374a3f 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 #374a3f, or check how it holds up for accessibility.

Generate a palette → Check contrast