#1b9770

Color #1b9770

A moderately saturated dark green.

Closest named color Sea Green #2e8b57 · ΔE 9.71 Nearest Tailwind class emerald-600 #009966 · ΔE 3

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Conversions

HEX

#1b9770

RGB

rgb(27, 151, 112)

HSL

hsl(161.1, 69.7%, 34.9%)

HSV / HSB

hsv(161.1, 82.1%, 59.2%)

CMYK

cmyk(82.1%, 0%, 25.8%, 40.8%)

LAB

lab(55.62, -41.89, 11.51)

LCH

lch(55.62, 43.44, 164.64)

OKLCH

oklch(60.3%, 0.119, 165.7)

HWB

hwb(161.1, 10.6%, 40.8%)

Harmony colors

Complementary

#971b42

Analogous

#1b9732

#1b9770

#1b8097

Triadic

#1b9770

#701b97

#97701b

Split-complementary

#1b9770

#971b80

#97321b

Tetradic

#1b9770

#1b4297

#971b42

#97701b

Square

#1b9770

#321b97

#971b42

#80971b

Shades

Color #1b9770 mixed toward black.

#167e5d

#12654b

#0d4c38

#093225

#041913

Tints

Color #1b9770 mixed toward white.

#23c693

#43ddad

#72e6c1

#a1eed6

#d0f7ea

Tones

Color #1b9770 mixed toward gray.

#258d6c

#308268

#3a7864

#446e61

#4f635d

Accessibility

Aa White text on this color

3.68:1

Aa Black text on this color

5.71:1

Black text reads better on this background (5.71:1). That passes WCAG AA (≥4.5:1) for normal-size text, but not AAA.

Under color vision deficiencies

Protanopia

#696a7b · ΔE 30.8

Deuteranopia

#62597d · ΔE 38

Tritanopia

#2d8384 · ΔE 15.5

Achromatopsia

#858585 · ΔE 24.2

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

Code

CSS

background-color: #1b9770;

Tailwind (arbitrary value)

bg-[#1b9770]

Related colors

Aquamarine #7fffd4

Medium Aquamarine #66cdaa

Medium Spring Green #00fa9a

Mint Cream #f5fffa

Spring Green #00ff7f

Turquoise #40e0d0

Frequently asked questions

#1b9770 (#1b9770) is rgb(27, 151, 112) in RGB.

No, #1b9770 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

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 #1b9770, or check how it holds up for accessibility.

Generate a palette → Check contrast