#645c59

Color #645c59

A nearly neutral, gray-leaning dark orange.

Closest named color Dim Gray #696969 · ΔE 6.1 Nearest Tailwind class taupe-600 #5b4f4b · ΔE 4.8

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Conversions

HEX

#645c59

RGB

rgb(100, 92, 89)

HSL

hsl(16.4, 5.8%, 37.1%)

HSV / HSB

hsv(16.4, 11%, 39.2%)

CMYK

cmyk(0%, 8%, 11%, 60.8%)

LAB

lab(39.72, 2.63, 2.88)

LCH

lch(39.72, 3.9, 47.6)

OKLCH

oklch(48.1%, 0.0114, 41.8)

HWB

hwb(16.4, 34.9%, 60.8%)

Harmony colors

Complementary

#596164

Analogous

#64595c

#645c59

#646259

Triadic

#645c59

#59645c

#5c5964

Split-complementary

#645c59

#596462

#595c64

Tetradic

#645c59

#616459

#596164

#5c5964

Square

#645c59

#5c6459

#596164

#625964

Shades

Color #645c59 mixed toward black.

#534d4a

#433d3b

#322e2d

#211f1e

#110f0f

Tints

Color #645c59 mixed toward white.

#807672

#9a918e

#b3adaa

#cdc8c6

#e6e4e3

Tones

Color #645c59 mixed toward gray.

#635d5a

#625d5b

#615d5c

#605e5d

#605e5e

Accessibility

Aa White text on this color

6.53:1

Aa Black text on this color

3.22:1

White text reads better on this background (6.53:1). That passes WCAG AA (≥4.5:1) for normal-size text, but not AAA.

Under color vision deficiencies

Protanopia

#61615a · ΔE 6

Deuteranopia

#61625a · ΔE 6.9

Tritanopia

#645a5a · ΔE 2.3

Achromatopsia

#5e5e5e · ΔE 4.4

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

Code

CSS

background-color: #645c59;

Tailwind (arbitrary value)

bg-[#645c59]

Related colors

Orange Red #ff4500

Coral #ff7f50

Light Salmon #ffa07a

Dark Salmon #e9967a

Sienna #a0522d

Tomato #ff6347

Frequently asked questions

#645c59 (#645c59) is rgb(100, 92, 89) in RGB.

No, #645c59 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 #645c59, or check how it holds up for accessibility.

Generate a palette → Check contrast