#213d3d

Color #213d3d

A muted very dark cyan.

Closest named color Dark Slate Gray #2f4f4f · ΔE 7.7 Nearest Tailwind class teal-950 #022f2e · ΔE 5.8

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Conversions

HEX

#213d3d

RGB

rgb(33, 61, 61)

HSL

hsl(180, 29.8%, 18.4%)

HSV / HSB

hsv(180, 45.9%, 23.9%)

CMYK

cmyk(45.9%, 0%, 0%, 76.1%)

LAB

lab(23.66, -10.56, -3.33)

LCH

lch(23.66, 11.07, 197.5)

OKLCH

oklch(33.8%, 0.034, 195.71)

HWB

hwb(180, 12.9%, 76.1%)

Harmony colors

Complementary

#3d2121

Analogous

#213d2f

#213d3d

#212f3d

Triadic

#213d3d

#3d213d

#3d3d21

Split-complementary

#213d3d

#3d212f

#3d2f21

Tetradic

#213d3d

#21213d

#3d2121

#3d3d21

Square

#213d3d

#2f213d

#3d2121

#2f3d21

Shades

Color #213d3d mixed toward black.

#1b3333

#162929

#101e1e

#0b1414

#050a0a

Tints

Color #213d3d mixed toward white.

#396a6a

#529797

#78b6b6

#a5cece

#d2e7e7

Tones

Color #213d3d mixed toward gray.

#233b3b

#263838

#283636

#2a3434

#2d3131

Accessibility

Aa White text on this color

11.67:1

Aa Black text on this color

1.8:1

White text reads better on this background (11.67:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#2f303d · ΔE 16.1

Deuteranopia

#2e2b3d · ΔE 19.9

Tritanopia

#233d3d · ΔE 0.6

Achromatopsia

#383838 · ΔE 11.9

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

Code

CSS

background-color: #213d3d;

Tailwind (arbitrary value)

bg-[#213d3d]

Related colors

Aqua #00ffff

Azure #f0ffff

Dark Cyan #008b8b

Dark Slate Gray #2f4f4f

Light Cyan #e0ffff

Pale Turquoise #afeeee

Frequently asked questions

#213d3d (#213d3d) is rgb(33, 61, 61) in RGB.

No, #213d3d 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.

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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 #213d3d, or check how it holds up for accessibility.

Generate a palette → Check contrast