#646447

Color #646447

A muted dark yellow.

Closest named color Dim Gray #696969 · ΔE 17.53 Nearest Tailwind class olive-600 #5b5b4b · ΔE 5.7

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

Conversions

HEX

#646447

RGB

rgb(100, 100, 71)

HSL

hsl(60, 17%, 33.5%)

HSV / HSB

hsv(60, 29%, 39.2%)

CMYK

cmyk(0%, 0%, 29%, 60.8%)

LAB

lab(41.66, -5.22, 16.51)

LCH

lch(41.66, 17.32, 107.55)

OKLCH

oklch(49.5%, 0.0436, 107.89)

HWB

hwb(60, 27.8%, 60.8%)

Harmony colors

Complementary

#474764

Analogous

#645547

#646447

#556447

Triadic

#646447

#476464

#644764

Split-complementary

#646447

#475564

#554764

Tetradic

#646447

#476447

#474764

#644764

Square

#646447

#476455

#474764

#644755

Shades

Color #646447 mixed toward black.

#53533b

#43432f

#323223

#212118

#11110c

Tints

Color #646447 mixed toward white.

#85855e

#a1a17b

#b9b99c

#d0d0bd

#e8e8de

Tones

Color #646447 mixed toward gray.

#626249

#5f5f4c

#5d5d4e

#5a5a51

#585853

Accessibility

Aa White text on this color

6.08:1

Aa Black text on this color

3.46:1

White text reads better on this background (6.08:1). That passes WCAG AA (≥4.5:1) for normal-size text, but not AAA.

Under color vision deficiencies

Protanopia

#64644f · ΔE 2.9

Deuteranopia

#646451 · ΔE 3.7

Tritanopia

#645556 · ΔE 19.5

Achromatopsia

#626262 · ΔE 12.9

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

Code

CSS

background-color: #646447;

Tailwind (arbitrary value)

bg-[#646447]

Related colors

Ivory #fffff0

Beige #f5f5dc

Light Goldenrod Yellow #fafad2

Light Yellow #ffffe0

Olive #808000

Yellow #ffff00

Frequently asked questions

#646447 (#646447) is rgb(100, 100, 71) in RGB.

No, #646447 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 #646447, or check how it holds up for accessibility.

Generate a palette → Check contrast