#666758

Color #666758

A nearly neutral, gray-leaning dark yellow.

Closest named color Dim Gray #696969 · ΔE 9.08 Nearest Tailwind class olive-600 #5b5b4b · ΔE 4.4

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Conversions

HEX

#666758

RGB

rgb(102, 103, 88)

HSL

hsl(64, 7.9%, 37.5%)

HSV / HSB

hsv(64, 14.6%, 40.4%)

CMYK

cmyk(1%, 0%, 14.6%, 59.6%)

LAB

lab(43.11, -3.31, 8.35)

LCH

lch(43.11, 8.98, 111.62)

OKLCH

oklch(50.8%, 0.023, 110.32)

HWB

hwb(64, 34.5%, 59.6%)

Harmony colors

Complementary

#595867

Analogous

#676158

#666758

#5f6758

Triadic

#666758

#586667

#675866

Split-complementary

#666758

#585f67

#615867

Tetradic

#666758

#586759

#595867

#675866

Square

#666758

#586761

#595867

#67585f

Shades

Color #666758 mixed toward black.

#555649

#44453b

#33342c

#22221d

#11110f

Tints

Color #666758 mixed toward white.

#838471

#9c9d8c

#b5b6a9

#cecec6

#e6e7e2

Tones

Color #666758 mixed toward gray.

#656659

#64655b

#63635c

#62625d

#61615e

Accessibility

Aa White text on this color

5.76:1

Aa Black text on this color

3.65:1

White text reads better on this background (5.76:1). That passes WCAG AA (≥4.5:1) for normal-size text, but not AAA.

Under color vision deficiencies

Protanopia

#66665c · ΔE 2.5

Deuteranopia

#66665d · ΔE 3

Tritanopia

#665f5f · ΔE 10.8

Achromatopsia

#666666 · ΔE 8

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

Code

CSS

background-color: #666758;

Tailwind (arbitrary value)

bg-[#666758]

Related colors

Ivory #fffff0

Beige #f5f5dc

Light Goldenrod Yellow #fafad2

Light Yellow #ffffe0

Olive #808000

Yellow #ffff00

Frequently asked questions

#666758 (#666758) is rgb(102, 103, 88) in RGB.

No, #666758 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.

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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 #666758, or check how it holds up for accessibility.

Generate a palette → Check contrast