#633109 Color
#633109 is rgb(99, 49, 9) in RGB, hsl(27, 83%, 21%) in HSL, and about cmyk(0%, 51%, 91%, 61%) in CMYK. It has no registered color name of its own — the closest is Philippine Bronze (#6E3A07), clearly related but distinguishable side by side at ΔE 6.16. White text is the more readable choice on this background.
#633109rgb(99, 49, 9)hsl(27, 83%, 21%)hsv(27, 91%, 39%)cmyk(0%, 51%, 91%, 61%)oklch(37.2% 0.087 53.2)lab(26.72% 21.04 33.48)lch(26.72% 39.54 57.85)What #633109 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 #633109, 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 brown in the library.
#633109 Channel Values
How #633109 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 99 · G 49 · B 9 | 8-bit channels as sent to the display |
| HSL | H 27° · S 83% · L 21% | Easiest model for building lighter and darker variants |
| HSV | H 27° · S 91% · V 39% | Matches the picker in most design tools |
| CMYK | C 0% · M 51% · Y 91% · K 61% | Approximate ink mix; confirm with an ICC profile before printing |
| Luminance | 10.64:1 vs white · 1.97:1 vs black | WCAG 2.2 relative-luminance contrast ratios |
Text Contrast & Accessibility
WCAG 2.2 contrast ratios for text on a #633109 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.
Need a specific ratio against another background? Open #633109 in the contrast checker.
Colors That Go With #633109
Pairings derived from color-wheel relationships. The complementary color sits opposite #633109; analogous colors sit beside it; triadic and split-complementary sets spread evenly around the wheel. Select any swatch for its own breakdown.
Tints & Shades of #633109
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.
Want a full 50-950 ramp with semantic roles? Generate design tokens from #633109.
How #633109 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.
#633109#3D3D08#4F3908#464600#533F04#642E2E#642F24#3E3E3EUsing #633109 in Code
Copy-ready declarations for the places this color usually ends up.
--color-633109: #633109;background-color: #633109;colors: { 'color-633109': '#633109' }Color(red: 0.388, green: 0.192, blue: 0.035)<color name="color_633109">#633109</color>fill="#633109"More Brown Colors
#633109 sits in the brown family. These are its neighbours across that family's full range, each with its own breakdown.
#633109 Frequently Asked Questions
What color is #633109?
#633109 is a dark brown — rgb(99, 49, 9) in RGB and hsl(27, 83%, 21%) in HSL. It carries no registered color name of its own; the closest named color is Philippine Bronze (#6E3A07), which is clearly related but distinguishable side by side at a CIE76 distance of 6.16.
What is the RGB value of #633109?
#633109 is rgb(99, 49, 9) — red 99, green 49, and blue 9 on the 0-255 scale.
What is the CMYK value of #633109?
#633109 converts to approximately cmyk(0%, 51%, 91%, 61%). CMYK output is a mathematical approximation for planning; confirm production print colors with your printer and ICC profile.
Should text on #633109 be black or white?
White text is the more readable choice. #633109 scores 10.64:1 against white and 1.97:1 against black, and WCAG 2.2 asks for at least 4.5:1 for normal body text.
Can I write #633109 as a CSS color keyword?
No. #633109 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 saddlebrown (#8B4513) at a CIE76 distance of 15.51, which is visibly different.
Open #633109 in a Tool
Keep exploring: every brown in the color library, the guide to shades of brown, or the full color library.