#391509 Color

#391509 is rgb(57, 21, 9) in RGB, hsl(15, 73%, 13%) in HSL, and about cmyk(0%, 63%, 84%, 78%) in CMYK. It has no registered color name of its own — the closest is Dark Sienna (#3C1414), clearly related but distinguishable side by side at ΔE 5.49. White text is the more readable choice on this background.

#391509

HEX#391509

RGBrgb(57, 21, 9)

HSLhsl(15, 73%, 13%)

HSVhsv(15, 84%, 22%)

CMYKcmyk(0%, 63%, 84%, 78%)

OKLCHoklch(24.9% 0.061 38.7)

LABlab(12.38% 17.57 15.21)

LCHlch(12.38% 23.24 40.90)

What #391509 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 #391509, ordered by CIE76 distance in CIELAB. Anything under about ΔE 2 is a difference most people cannot see.

Dark Sienna#3C1414ΔE 5.49 Black Bean#3D0C02ΔE 6.48 Zinnwaldite Brown#2C1608ΔE 8.17 Root Beer#290E05ΔE 8.66 Bister (Bistre)#3D2B1FΔE 13.12 Temptress#3C2126ΔE 13.89

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

#391509 Channel Values

How #391509 breaks down in each color model. Hue is measured in degrees around the color wheel; saturation, lightness, and the CMYK inks are percentages.

Model	Channels	Notes
RGB	R 57 · G 21 · B 9	8-bit channels as sent to the display
HSL	H 15° · S 73% · L 13%	Easiest model for building lighter and darker variants
HSV	H 15° · S 84% · V 22%	Matches the picker in most design tools
CMYK	C 0% · M 63% · Y 84% · K 78%	Approximate ink mix; confirm with an ICC profile before printing
Luminance	16.34:1 vs white · 1.29:1 vs black	WCAG 2.2 relative-luminance contrast ratios

Text Contrast & Accessibility

WCAG 2.2 contrast ratios for text on a #391509 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 text16.34:1AA normal AA large AAA normal

Fails AABlack text1.29:1AA normal AA large AAA normal

Need a specific ratio against another background? Open #391509 in the contrast checker.

Colors That Go With #391509

Pairings derived from color-wheel relationships. The complementary color sits opposite #391509; 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 #391509

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 #391509.

How #391509 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#391509

Protanopia#1E1E09

Protanomaly#2B1B09

Deuteranopia#252506

Deuteranomaly#2E2007

Tritanopia#391414

Tritanomaly#391410

Achromatopsia#202020

Test a full palette in the color blindness simulator.

Using #391509 in Code

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

CSS custom property--color-391509: #391509;

CSS backgroundbackground-color: #391509;

Tailwind configcolors: { 'color-391509': '#391509' }

SwiftUIColor(red: 0.224, green: 0.082, blue: 0.035)

Android XML<color name="color_391509">#391509</color>

SVG fillfill="#391509"

More Brown Colors

#391509 sits in the brown family. These are its neighbours across that family's full range, each with its own breakdown.

3b3024 382400 3d2b1f 381f00 3e1f04 381c10 3f1f09 380f00 421200 361b07 432004 34240e 482b0e 552a0c 644117 701e00 7b3f00 856d4d 944a0a 9e2a00 b7410e c27400 d08700 1c1917

#391509 Frequently Asked Questions

What color is #391509?

#391509 is a darkest brown — rgb(57, 21, 9) in RGB and hsl(15, 73%, 13%) in HSL. It carries no registered color name of its own; the closest named color is Dark Sienna (#3C1414), which is clearly related but distinguishable side by side at a CIE76 distance of 5.49.

What is the RGB value of #391509?

#391509 is rgb(57, 21, 9) — red 57, green 21, and blue 9 on the 0-255 scale.

What is the CMYK value of #391509?

#391509 converts to approximately cmyk(0%, 63%, 84%, 78%). CMYK output is a mathematical approximation for planning; confirm production print colors with your printer and ICC profile.

Should text on #391509 be black or white?

White text is the more readable choice. #391509 scores 16.34:1 against white and 1.29:1 against black, and WCAG 2.2 asks for at least 4.5:1 for normal body text.

Can I write #391509 as a CSS color keyword?

No. #391509 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 black (#000000) at a CIE76 distance of 26.33, which is a different colour altogether.

Open #391509 in a Tool

Hex to RGB Hex to HSL Hex to CMYK Hex to OKLCH Hex to Pantone Build a palette Make a gradient

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