#283730

Color #283730

A muted very dark green.

Closest named color Dark Slate Gray #2f4f4f · ΔE 12.05 Nearest Tailwind class teal-950 #022f2e · ΔE 8

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

Conversions

HEX

#283730

RGB

rgb(40, 55, 48)

HSL

hsl(152, 15.8%, 18.6%)

HSV / HSB

hsv(152, 27.3%, 21.6%)

CMYK

cmyk(27.3%, 0%, 12.7%, 78.4%)

LAB

lab(21.57, -7.98, 2.38)

LCH

lch(21.57, 8.33, 163.39)

OKLCH

oklch(32.1%, 0.0234, 164.66)

HWB

hwb(152, 15.7%, 78.4%)

Harmony colors

Complementary

#37282f

Analogous

#283728

#283730

#283637

Triadic

#283730

#302837

#373028

Split-complementary

#283730

#372836

#372828

Tetradic

#283730

#282f37

#37282f

#373028

Square

#283730

#282837

#37282f

#363728

Shades

Color #283730 mixed toward black.

#212e28

#1b2520

#141b18

#0d1210

#070908

Tints

Color #283730 mixed toward white.

#455f53

#628776

#87a898

#afc5bb

#d7e2dd

Tones

Color #283730 mixed toward gray.

#293630

#2a3430

#2c3330

#2d3230

#2e3130

Accessibility

Aa White text on this color

12.5:1

Aa Black text on this color

1.68:1

White text reads better on this background (12.5:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#2f2f32 · ΔE 11.1

Deuteranopia

#2e2d32 · ΔE 12.7

Tritanopia

#293333 · ΔE 5.2

Achromatopsia

#343434 · ΔE 9.6

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

Code

CSS

background-color: #283730;

Tailwind (arbitrary value)

bg-[#283730]

Related colors

Mint Cream #f5fffa

Spring Green #00ff7f

Medium Spring Green #00fa9a

Medium Sea Green #3cb371

Sea Green #2e8b57

Medium Aquamarine #66cdaa

Frequently asked questions

#283730 (#283730) is rgb(40, 55, 48) in RGB.

No, #283730 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.

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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 #283730, or check how it holds up for accessibility.

Generate a palette → Check contrast