#666a56

Color #666a56

A nearly neutral, gray-leaning dark green.

Closest named color Dim Gray #696969 · ΔE 12.03 Nearest Tailwind class olive-600 #5b5b4b · ΔE 5.8

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Conversions

HEX

#666a56

RGB

rgb(102, 106, 86)

HSL

hsl(72, 10.4%, 37.6%)

HSV / HSB

hsv(72, 18.9%, 41.6%)

CMYK

cmyk(3.8%, 0%, 18.9%, 58.4%)

LAB

lab(43.95, -5.42, 10.73)

LCH

lch(43.95, 12.02, 116.8)

OKLCH

oklch(51.5%, 0.0309, 116.57)

HWB

hwb(72, 33.7%, 58.4%)

Harmony colors

Complementary

#5a566a

Analogous

#6a6456

#666a56

#5c6a56

Triadic

#666a56

#56666a

#6a5666

Split-complementary

#666a56

#565c6a

#64566a

Tetradic

#666a56

#566a5a

#5a566a

#6a5666

Square

#666a56

#566a64

#5a566a

#6a565c

Shades

Color #666a56 mixed toward black.

#555848

#444739

#33352b

#22231d

#11120e

Tints

Color #666a56 mixed toward white.

#82876e

#9ca08a

#b4b8a7

#cdcfc4

#e6e7e2

Tones

Color #666a56 mixed toward gray.

#656858

#646759

#63655b

#62635d

#61625e

Accessibility

Aa White text on this color

5.58:1

Aa Black text on this color

3.76:1

White text reads better on this background (5.58:1). That passes WCAG AA (≥4.5:1) for normal-size text, but not AAA.

Under color vision deficiencies

Protanopia

#68685b · ΔE 3.8

Deuteranopia

#68675d · ΔE 5.4

Tritanopia

#665f60 · ΔE 14.3

Achromatopsia

#686868 · ΔE 10.3

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

Code

CSS

background-color: #666a56;

Tailwind (arbitrary value)

bg-[#666a56]

Related colors

Olive Drab #6b8e23

Yellow Green #9acd32

Dark Olive Green #556b2f

Green Yellow #adff2f

Ivory #fffff0

Beige #f5f5dc

Frequently asked questions

#666a56 (#666a56) is rgb(102, 106, 86) in RGB.

No, #666a56 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 #666a56, or check how it holds up for accessibility.

Generate a palette → Check contrast