#3f402f

Color #3f402f

A muted dark yellow.

Closest named color Dark Slate Gray #2f4f4f · ΔE 16.76 Nearest Tailwind class olive-700 #474739 · ΔE 2.9

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Conversions

HEX

#3f402f

RGB

rgb(63, 64, 47)

HSL

hsl(63.5, 15.3%, 21.8%)

HSV / HSB

hsv(63.5, 26.6%, 25.1%)

CMYK

cmyk(1.6%, 0%, 26.6%, 74.9%)

LAB

lab(26.53, -3.84, 10.3)

LCH

lch(26.53, 10.99, 110.45)

OKLCH

oklch(36.5%, 0.0279, 110.58)

HWB

hwb(63.5, 18.4%, 74.9%)

Harmony colors

Complementary

#302f40

Analogous

#40392f

#3f402f

#37402f

Triadic

#3f402f

#2f3f40

#402f3f

Split-complementary

#3f402f

#2f3740

#392f40

Tetradic

#3f402f

#2f4030

#302f40

#402f3f

Square

#3f402f

#2f4039

#302f40

#402f37

Shades

Color #3f402f mixed toward black.

#353527

#2a2b1f

#202018

#151510

#0b0b08

Tints

Color #3f402f mixed toward white.

#65664b

#8b8d67

#a9ab8c

#c6c7b2

#e2e3d9

Tones

Color #3f402f mixed toward gray.

#3e3f31

#3d3d32

#3b3c33

#3a3a35

#393936

Accessibility

Aa White text on this color

10.58:1

Aa Black text on this color

1.99:1

White text reads better on this background (10.58:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#3f3f34 · ΔE 2.9

Deuteranopia

#3f3f35 · ΔE 3.5

Tritanopia

#3f3738 · ΔE 13.4

Achromatopsia

#3f3f3f · ΔE 9.3

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

Code

CSS

background-color: #3f402f;

Tailwind (arbitrary value)

bg-[#3f402f]

Related colors

Ivory #fffff0

Beige #f5f5dc

Light Goldenrod Yellow #fafad2

Light Yellow #ffffe0

Olive #808000

Yellow #ffff00

Frequently asked questions

#3f402f (#3f402f) is rgb(63, 64, 47) in RGB.

No, #3f402f 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 #3f402f, or check how it holds up for accessibility.

Generate a palette → Check contrast