#1b5243

Color #1b5243

A moderately saturated dark green.

Closest named color Dark Slate Gray #2f4f4f · ΔE 12.71 Nearest Tailwind class emerald-900 #004f3b · ΔE 3.1

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Conversions

HEX

#1b5243

RGB

rgb(27, 82, 67)

HSL

hsl(163.6, 50.5%, 21.4%)

HSV / HSB

hsv(163.6, 67.1%, 32.2%)

CMYK

cmyk(67.1%, 0%, 18.3%, 67.8%)

LAB

lab(31.05, -22.16, 3.52)

LCH

lch(31.05, 22.44, 170.97)

OKLCH

oklch(39.8%, 0.0631, 171.9)

HWB

hwb(163.6, 10.6%, 67.8%)

Harmony colors

Complementary

#521b2a

Analogous

#1b5228

#1b5243

#1b4652

Triadic

#1b5243

#431b52

#52431b

Split-complementary

#1b5243

#521b46

#52281b

Tetradic

#1b5243

#1b2a52

#521b2a

#52431b

Square

#1b5243

#281b52

#521b2a

#46521b

Shades

Color #1b5243 mixed toward black.

#174438

#12372d

#0e2922

#091b16

#050e0b

Tints

Color #1b5243 mixed toward white.

#2c846c

#3cb795

#68cdb2

#9adecb

#cdeee5

Tones

Color #1b5243 mixed toward gray.

#204e41

#24493f

#29443d

#2d403b

#323b39

Accessibility

Aa White text on this color

9:1

Aa Black text on this color

2.33:1

White text reads better on this background (9:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#3a3b47 · ΔE 23.6

Deuteranopia

#373348 · ΔE 28.3

Tritanopia

#204a4b · ΔE 8.5

Achromatopsia

#494949 · ΔE 18.9

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

Code

CSS

background-color: #1b5243;

Tailwind (arbitrary value)

bg-[#1b5243]

Related colors

Aquamarine #7fffd4

Medium Aquamarine #66cdaa

Medium Spring Green #00fa9a

Turquoise #40e0d0

Light Sea Green #20b2aa

Mint Cream #f5fffa

Frequently asked questions

#1b5243 (#1b5243) is rgb(27, 82, 67) in RGB.

No, #1b5243 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

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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 #1b5243, or check how it holds up for accessibility.

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