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#684140 Color

#684140 is rgb(104, 65, 64) in RGB, hsl(1, 24%, 33%) in HSL, and about cmyk(0%, 38%, 38%, 59%) in CMYK. It has no registered color name of its own — the closest is Roast Coffee (#704241), very hard to tell apart at ΔE 3.67. White text is the more readable choice on this background.

#684140
HEX#684140
RGBrgb(104, 65, 64)
HSLhsl(1, 24%, 33%)
HSVhsv(1, 38%, 41%)
CMYKcmyk(0%, 38%, 38%, 59%)
OKLCHoklch(42% 0.055 21.2)
LABlab(32.21% 17.34 8.04)
LCHlch(32.21% 19.11 24.86)

What #684140 Is Called

Most hex codes have no name: there are 16.7 million of them and a few thousand registered names. These are the named colors nearest to #684140, ordered by CIE76 distance in CIELAB. Anything under about ΔE 2 is a difference most people cannot see.

Browse the full index of named colors A-Z or every red in the library.

#684140 Channel Values

How #684140 breaks down in each color model. Hue is measured in degrees around the color wheel; saturation, lightness, and the CMYK inks are percentages.

ModelChannelsNotes
RGBR 104 · G 65 · B 648-bit channels as sent to the display
HSLH 1° · S 24% · L 33%Easiest model for building lighter and darker variants
HSVH 1° · S 38% · V 41%Matches the picker in most design tools
CMYKC 0% · M 38% · Y 38% · K 59%Approximate ink mix; confirm with an ICC profile before printing
Luminance8.68:1 vs white · 2.42:1 vs blackWCAG 2.2 relative-luminance contrast ratios

Text Contrast & Accessibility

WCAG 2.2 contrast ratios for text on a #684140 background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1. Contrast is one check, not a full accessibility review.

TextWhite text8.68:1AA normal AA large AAA normal
Fails AABlack text2.42:1AA normal AA large AAA normal

Need a specific ratio against another background? Open #684140 in the contrast checker.

Colors That Go With #684140

Pairings derived from color-wheel relationships. The complementary color sits opposite #684140; analogous colors sit beside it; triadic and split-complementary sets spread evenly around the wheel. Select any swatch for its own breakdown.

Base
Complementary
Analogous
Analogous
Triadic
Triadic
Split comp.
Split comp.

Tints & Shades of #684140

Lighter tints and darker shades built by moving the lightness channel while holding hue and saturation, which is what you want for hover states, backgrounds, and text variants.

Tints

Shades

Want a full 50-950 ramp with semantic roles? Generate design tokens from #684140.

How #684140 Looks with Color Vision Deficiency

Simulated with the Viénot, Brettel & Mollon LMS projection model. Anomalous types are rendered as partial versions of the matching dichromacy, which is an approximation rather than a per-person clinical model.

Typical#684140
Protanopia#494940
Protanomaly#574640
Deuteranopia#50503E
Deuteranomaly#5B4B3F
Tritanopia#684141
Tritanomaly#684141
Achromatopsia#4B4B4B

Test a full palette in the color blindness simulator.

Using #684140 in Code

Copy-ready declarations for the places this color usually ends up.

CSS custom property--color-684140: #684140;
CSS backgroundbackground-color: #684140;
Tailwind configcolors: { 'color-684140': '#684140' }
SwiftUIColor(red: 0.408, green: 0.255, blue: 0.251)
Android XML<color name="color_684140">#684140</color>
SVG fillfill="#684140"

More Red Colors

#684140 sits in the red family. These are its neighbours across that family's full range, each with its own breakdown.

#684140 Frequently Asked Questions

What color is #684140?

#684140 is a dark red — rgb(104, 65, 64) in RGB and hsl(1, 24%, 33%) in HSL. It carries no registered color name of its own; the closest named color is Roast Coffee (#704241), which is very hard to tell apart at a CIE76 distance of 3.67.

What is the RGB value of #684140?

#684140 is rgb(104, 65, 64) — red 104, green 65, and blue 64 on the 0-255 scale.

What is the CMYK value of #684140?

#684140 converts to approximately cmyk(0%, 38%, 38%, 59%). CMYK output is a mathematical approximation for planning; confirm production print colors with your printer and ICC profile.

Should text on #684140 be black or white?

White text is the more readable choice. #684140 scores 8.68:1 against white and 2.42:1 against black, and WCAG 2.2 asks for at least 4.5:1 for normal body text.

Can I write #684140 as a CSS color keyword?

No. #684140 is not one of the CSS color keywords, so it has to be written as a hex, rgb() or hsl() value. The closest keyword is dimgray (#696969) at a CIE76 distance of 22.68, which is visibly different.

Open #684140 in a Tool

Keep exploring: every red in the color library, the guide to shades of red, or the full color library.