#172f28

Color #172f28

A muted very dark green.

Closest named color Dark Slate Gray #2f4f4f · ΔE 14.92 Nearest Tailwind class teal-950 #022f2e · ΔE 4.7

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

Conversions

HEX

#172f28

RGB

rgb(23, 47, 40)

HSL

hsl(162.5, 34.3%, 13.7%)

HSV / HSB

hsv(162.5, 51.1%, 18.4%)

CMYK

cmyk(51.1%, 0%, 14.9%, 81.6%)

LAB

lab(17.31, -11.49, 1.58)

LCH

lch(17.31, 11.6, 172.17)

OKLCH

oklch(28.3%, 0.033, 173.05)

HWB

hwb(162.5, 9%, 81.6%)

Harmony colors

Complementary

#2f171e

Analogous

#172f1c

#172f28

#172a2f

Triadic

#172f28

#28172f

#2f2817

Split-complementary

#172f28

#2f172a

#2f1c17

Tetradic

#172f28

#171e2f

#2f171e

#2f2817

Square

#172f28

#1c172f

#2f171e

#2a2f17

Shades

Color #172f28 mixed toward black.

#132721

#0f1f1b

#0b1714

#08100d

#040807

Tints

Color #172f28 mixed toward white.

#2f6052

#47917c

#6bb7a1

#9ccfc0

#cee7e0

Tones

Color #172f28 mixed toward gray.

#192d27

#1b2b26

#1d2925

#1f2725

#212524

Accessibility

Aa White text on this color

14.25:1

Aa Black text on this color

1.47:1

White text reads better on this background (14.25:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#23242a · ΔE 14.8

Deuteranopia

#22202a · ΔE 18.3

Tritanopia

#192b2b · ΔE 5.1

Achromatopsia

#2b2b2b · ΔE 12.4

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

Code

CSS

background-color: #172f28;

Tailwind (arbitrary value)

bg-[#172f28]

Related colors

Aquamarine #7fffd4

Medium Aquamarine #66cdaa

Medium Spring Green #00fa9a

Turquoise #40e0d0

Mint Cream #f5fffa

Spring Green #00ff7f

Frequently asked questions

#172f28 (#172f28) is rgb(23, 47, 40) in RGB.

No, #172f28 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.

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 #172f28, or check how it holds up for accessibility.

Generate a palette → Check contrast