#66ac71

Color #66ac71

A muted medium green.

Closest named color Medium Sea Green #3cb371 · ΔE 13.45 Nearest Tailwind class emerald-500 #00bc7d · ΔE 8

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

Conversions

HEX

#66ac71

RGB

rgb(102, 172, 113)

HSL

hsl(129.4, 29.7%, 53.7%)

HSV / HSB

hsv(129.4, 40.7%, 67.5%)

CMYK

cmyk(40.7%, 0%, 34.3%, 32.5%)

LAB

lab(64.58, -34.8, 23.62)

LCH

lch(64.58, 42.06, 145.83)

OKLCH

oklch(68.3%, 0.1118, 147.97)

HWB

hwb(129.4, 40%, 32.5%)

Harmony colors

Complementary

#ac66a1

Analogous

#7eac66

#66ac71

#66ac94

Triadic

#66ac71

#7166ac

#ac7166

Split-complementary

#66ac71

#9466ac

#ac667e

Tetradic

#66ac71

#66a1ac

#ac66a1

#ac7166

Square

#66ac71

#667eac

#ac66a1

#ac9466

Shades

Color #66ac71 mixed toward black.

#50945b

#407649

#305937

#203b24

#101e12

Tints

Color #66ac71 mixed toward white.

#7fba89

#99c8a0

#b2d6b8

#cce3d0

#e5f1e7

Tones

Color #66ac71 mixed toward gray.

#6ca675

#72a079

#779a7d

#7d9581

#838f85

Accessibility

Aa White text on this color

2.73:1

Aa Black text on this color

7.7:1

Black text reads better on this background (7.7:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#8a8b82 · ΔE 21

Deuteranopia

#868086 · ΔE 30.1

Tritanopia

#6b8e91 · ΔE 22

Achromatopsia

#9d9d9d · ΔE 23.5

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

Code

CSS

background-color: #66ac71;

Tailwind (arbitrary value)

bg-[#66ac71]

Related colors

Forest Green #228b22

Mint Green #98ff98

Dark Green #006400

Dark Sea Green #8fbc8f

Green #008000

Honeydew #f0fff0

Frequently asked questions

#66ac71 (#66ac71) is rgb(102, 172, 113) in RGB.

No, #66ac71 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.

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 #66ac71, or check how it holds up for accessibility.

Generate a palette → Check contrast