#645d48

Color #645d48

A muted dark yellow.

Closest named color Dim Gray #696969 · ΔE 14 Nearest Tailwind class olive-600 #5b5b4b · ΔE 4.2

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Conversions

HEX

#645d48

RGB

rgb(100, 93, 72)

HSL

hsl(45, 16.3%, 33.7%)

HSV / HSB

hsv(45, 28%, 39.2%)

CMYK

cmyk(0%, 7%, 28%, 60.8%)

LAB

lab(39.59, -0.93, 13.11)

LCH

lch(39.59, 13.14, 94.06)

OKLCH

oklch(47.9%, 0.0333, 91.89)

HWB

hwb(45, 28.2%, 60.8%)

Harmony colors

Complementary

#484f64

Analogous

#644f48

#645d48

#5d6448

Triadic

#645d48

#48645d

#5d4864

Split-complementary

#645d48

#485d64

#4f4864

Tetradic

#645d48

#4f6448

#484f64

#5d4864

Square

#645d48

#48644f

#484f64

#64485d

Shades

Color #645d48 mixed toward black.

#534d3c

#433e30

#322e24

#211f18

#110f0c

Tints

Color #645d48 mixed toward white.

#857b60

#a1977c

#b8b19d

#d0cbbd

#e7e5de

Tones

Color #645d48 mixed toward gray.

#625c4a

#5f5b4d

#5d594f

#5b5851

#585754

Accessibility

Aa White text on this color

6.56:1

Aa Black text on this color

3.2:1

White text reads better on this background (6.56:1). That passes WCAG AA (≥4.5:1) for normal-size text, but not AAA.

Under color vision deficiencies

Protanopia

#61614e · ΔE 4

Deuteranopia

#61624f · ΔE 4.6

Tritanopia

#645253 · ΔE 15.1

Achromatopsia

#5d5d5d · ΔE 10.2

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

Code

CSS

background-color: #645d48;

Tailwind (arbitrary value)

bg-[#645d48]

Related colors

Goldenrod #daa520

Dark Goldenrod #b8860b

Cornsilk #fff8dc

Floral White #fffaf0

Gold #ffd700

Old Lace #fdf5e6

Frequently asked questions

#645d48 (#645d48) is rgb(100, 93, 72) in RGB.

No, #645d48 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 #645d48, or check how it holds up for accessibility.

Generate a palette → Check contrast