#284a3f

Color #284a3f

A muted dark green.

Closest named color Dark Slate Gray #2f4f4f · ΔE 7.88 Nearest Tailwind class teal-900 #0b4f4a · ΔE 5.5

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

Conversions

HEX

#284a3f

RGB

rgb(40, 74, 63)

HSL

hsl(160.6, 29.8%, 22.4%)

HSV / HSB

hsv(160.6, 45.9%, 29%)

CMYK

cmyk(45.9%, 0%, 14.9%, 71%)

LAB

lab(28.66, -15.45, 2.71)

LCH

lch(28.66, 15.69, 170.05)

OKLCH

oklch(37.9%, 0.0444, 171.07)

HWB

hwb(160.6, 15.7%, 71%)

Harmony colors

Complementary

#4a2833

Analogous

#284a2e

#284a3f

#28444a

Triadic

#284a3f

#3f284a

#4a3f28

Split-complementary

#284a3f

#4a2844

#4a2e28

Tetradic

#284a3f

#28334a

#4a2833

#4a3f28

Square

#284a3f

#2e284a

#4a2833

#444a28

Shades

Color #284a3f mixed toward black.

#213e35

#1b312a

#142520

#0d1915

#070c0b

Tints

Color #284a3f mixed toward white.

#3f7564

#56a088

#7fbaa6

#a9d1c4

#d4e8e1

Tones

Color #284a3f mixed toward gray.

#2b473e

#2e443d

#31423c

#333f3b

#363c3a

Accessibility

Aa White text on this color

9.81:1

Aa Black text on this color

2.14:1

White text reads better on this background (9.81:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#3a3a42 · ΔE 18.9

Deuteranopia

#383543 · ΔE 22.7

Tritanopia

#2a4444 · ΔE 6.6

Achromatopsia

#444444 · ΔE 15.2

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

Code

CSS

background-color: #284a3f;

Tailwind (arbitrary value)

bg-[#284a3f]

Related colors

Aquamarine #7fffd4

Medium Aquamarine #66cdaa

Medium Spring Green #00fa9a

Mint Cream #f5fffa

Spring Green #00ff7f

Turquoise #40e0d0

Frequently asked questions

#284a3f (#284a3f) is rgb(40, 74, 63) in RGB.

No, #284a3f 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 #284a3f, or check how it holds up for accessibility.

Generate a palette → Check contrast