#1b5743

Color #1b5743

A moderately saturated dark green.

Closest named color Dark Slate Gray #2f4f4f · ΔE 16.3 Nearest Tailwind class emerald-900 #004f3b · ΔE 3.1

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Conversions

HEX

#1b5743

RGB

rgb(27, 87, 67)

HSL

hsl(160, 52.6%, 22.4%)

HSV / HSB

hsv(160, 69%, 34.1%)

CMYK

cmyk(69%, 0%, 23%, 65.9%)

LAB

lab(32.82, -24.68, 6.04)

LCH

lch(32.82, 25.41, 166.25)

OKLCH

oklch(41.2%, 0.0703, 167.27)

HWB

hwb(160, 10.6%, 65.9%)

Harmony colors

Complementary

#571b2f

Analogous

#1b5725

#1b5743

#1b4d57

Triadic

#1b5743

#431b57

#57431b

Split-complementary

#1b5743

#571b4d

#57251b

Tetradic

#1b5743

#1b2f57

#571b2f

#57431b

Square

#1b5743

#251b57

#571b2f

#4d571b

Shades

Color #1b5743 mixed toward black.

#174938

#123a2d

#0e2c22

#091d16

#050f0b

Tints

Color #1b5743 mixed toward white.

#2b896a

#3abc91

#68d0ad

#9ae0c9

#cdefe4

Tones

Color #1b5743 mixed toward gray.

#205241

#254d40

#2a483e

#2f433c

#343e3b

Accessibility

Aa White text on this color

8.43:1

Aa Black text on this color

2.49:1

White text reads better on this background (8.43:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#3e3e48 · ΔE 24.6

Deuteranopia

#3a364a · ΔE 29.1

Tritanopia

#214c4d · ΔE 10.5

Achromatopsia

#4d4d4d · ΔE 20

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

Code

CSS

background-color: #1b5743;

Tailwind (arbitrary value)

bg-[#1b5743]

Related colors

Aquamarine #7fffd4

Medium Aquamarine #66cdaa

Medium Spring Green #00fa9a

Mint Cream #f5fffa

Spring Green #00ff7f

Medium Sea Green #3cb371

Frequently asked questions

#1b5743 (#1b5743) is rgb(27, 87, 67) in RGB.

No, #1b5743 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 #1b5743, or check how it holds up for accessibility.

Generate a palette → Check contrast