#633322 Color
#633322 is rgb(99, 51, 34) in RGB, hsl(16, 49%, 26%) in HSL, and about cmyk(0%, 48%, 66%, 61%) in CMYK. It has no registered color name of its own — the closest is Liver (Organ) (#6C2E1F), clearly related but distinguishable side by side at ΔE 7.1. White text is the more readable choice on this background.
#633322rgb(99, 51, 34)hsl(16, 49%, 26%)hsv(16, 66%, 39%)cmyk(0%, 48%, 66%, 61%)oklch(37.9% 0.075 40)lab(27.43% 20.85 20.72)lch(27.43% 29.40 44.83)What #633322 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 #633322, 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.
#633322 Channel Values
How #633322 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 51 · B 34 | 8-bit channels as sent to the display |
| HSL | H 16° · S 49% · L 26% | Easiest model for building lighter and darker variants |
| HSV | H 16° · S 66% · V 39% | Matches the picker in most design tools |
| CMYK | C 0% · M 48% · Y 66% · K 61% | Approximate ink mix; confirm with an ICC profile before printing |
| Luminance | 10.36:1 vs white · 2.03:1 vs black | WCAG 2.2 relative-luminance contrast ratios |
Text Contrast & Accessibility
WCAG 2.2 contrast ratios for text on a #633322 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 #633322 in the contrast checker.
Colors That Go With #633322
Pairings derived from color-wheel relationships. The complementary color sits opposite #633322; 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 #633322
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 #633322.
How #633322 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.
#633322#3E3E21#4F3A22#47471F#544020#643131#63322C#404040Using #633322 in Code
Copy-ready declarations for the places this color usually ends up.
--color-633322: #633322;background-color: #633322;colors: { 'color-633322': '#633322' }Color(red: 0.388, green: 0.200, blue: 0.133)<color name="color_633322">#633322</color>fill="#633322"More Brown Colors
#633322 sits in the brown family. These are its neighbours across that family's full range, each with its own breakdown.
#633322 Frequently Asked Questions
What color is #633322?
#633322 is a dark brown — rgb(99, 51, 34) in RGB and hsl(16, 49%, 26%) in HSL. It carries no registered color name of its own; the closest named color is Liver (Organ) (#6C2E1F), which is clearly related but distinguishable side by side at a CIE76 distance of 7.1.
What is the RGB value of #633322?
#633322 is rgb(99, 51, 34) — red 99, green 51, and blue 34 on the 0-255 scale.
What is the CMYK value of #633322?
#633322 converts to approximately cmyk(0%, 48%, 66%, 61%). CMYK output is a mathematical approximation for planning; confirm production print colors with your printer and ICC profile.
Should text on #633322 be black or white?
White text is the more readable choice. #633322 scores 10.36:1 against white and 2.03:1 against black, and WCAG 2.2 asks for at least 4.5:1 for normal body text.
Can I write #633322 as a CSS color keyword?
No. #633322 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 24.43, which is visibly different.
Open #633322 in a Tool
Keep exploring: every brown in the color library, the guide to shades of brown, or the full color library.