#213f31

Color #213f31

A muted very dark green.

Closest named color Dark Slate Gray #2f4f4f · ΔE 11.94 Nearest Tailwind class emerald-950 #002c22 · ΔE 6.8

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

Conversions

HEX

#213f31

RGB

rgb(33, 63, 49)

HSL

hsl(152, 31.3%, 18.8%)

HSV / HSB

hsv(152, 47.6%, 24.7%)

CMYK

cmyk(47.6%, 0%, 22.2%, 75.3%)

LAB

lab(24, -15.12, 5.13)

LCH

lch(24, 15.97, 161.26)

OKLCH

oklch(33.9%, 0.0441, 162.59)

HWB

hwb(152, 12.9%, 75.3%)

Harmony colors

Complementary

#3f212f

Analogous

#213f22

#213f31

#213e3f

Triadic

#213f31

#31213f

#3f3121

Split-complementary

#213f31

#3f213e

#3f2221

Tetradic

#213f31

#212f3f

#3f212f

#3f3121

Square

#213f31

#22213f

#3f212f

#3e3f21

Shades

Color #213f31 mixed toward black.

#1b3429

#162a21

#101f18

#0b1510

#050a08

Tints

Color #213f31 mixed toward white.

#396c54

#509a77

#77b89a

#a4d0bb

#d2e7dd

Tones

Color #213f31 mixed toward gray.

#233c31

#263a31

#283730

#2b3530

#2d3230

Accessibility

Aa White text on this color

11.54:1

Aa Black text on this color

1.82:1

White text reads better on this background (11.54:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#313135 · ΔE 17.3

Deuteranopia

#2f2c36 · ΔE 21.6

Tritanopia

#233838 · ΔE 8.4

Achromatopsia

#393939 · ΔE 15.2

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

Code

CSS

background-color: #213f31;

Tailwind (arbitrary value)

bg-[#213f31]

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

#213f31 (#213f31) is rgb(33, 63, 49) in RGB.

No, #213f31 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 #213f31, or check how it holds up for accessibility.

Generate a palette → Check contrast