#683138 Color
#683138 is rgb(104, 49, 56) in RGB, hsl(352, 36%, 30%) in HSL, and about cmyk(0%, 53%, 46%, 59%) in CMYK. It has no registered color name of its own — the closest is Catawba (#703642), very hard to tell apart at ΔE 4. White text is the more readable choice on this background.
#683138rgb(104, 49, 56)hsl(352, 36%, 30%)hsv(352, 53%, 41%)cmyk(0%, 53%, 46%, 59%)oklch(38.8% 0.079 13.5)lab(28.17% 25.71 7.66)lch(28.17% 26.82 16.59)What #683138 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 #683138, 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.
#683138 Channel Values
How #683138 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 104 · G 49 · B 56 | 8-bit channels as sent to the display |
| HSL | H 352° · S 36% · L 30% | Easiest model for building lighter and darker variants |
| HSV | H 352° · S 53% · V 41% | Matches the picker in most design tools |
| CMYK | C 0% · M 53% · Y 46% · K 59% | Approximate ink mix; confirm with an ICC profile before printing |
| Luminance | 10.07:1 vs white · 2.09:1 vs black | WCAG 2.2 relative-luminance contrast ratios |
Text Contrast & Accessibility
WCAG 2.2 contrast ratios for text on a #683138 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 #683138 in the contrast checker.
Colors That Go With #683138
Pairings derived from color-wheel relationships. The complementary color sits opposite #683138; 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 #683138
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 #683138.
How #683138 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.
#683138#3F3F38#523A38#494936#574137#683232#683234#424242Using #683138 in Code
Copy-ready declarations for the places this color usually ends up.
--color-683138: #683138;background-color: #683138;colors: { 'color-683138': '#683138' }Color(red: 0.408, green: 0.192, blue: 0.220)<color name="color_683138">#683138</color>fill="#683138"More Red Colors
#683138 sits in the red family. These are its neighbours across that family's full range, each with its own breakdown.
#683138 Frequently Asked Questions
What color is #683138?
#683138 is a dark red — rgb(104, 49, 56) in RGB and hsl(352, 36%, 30%) in HSL. It carries no registered color name of its own; the closest named color is Catawba (#703642), which is very hard to tell apart at a CIE76 distance of 4.
What is the RGB value of #683138?
#683138 is rgb(104, 49, 56) — red 104, green 49, and blue 56 on the 0-255 scale.
What is the CMYK value of #683138?
#683138 converts to approximately cmyk(0%, 53%, 46%, 59%). CMYK output is a mathematical approximation for planning; confirm production print colors with your printer and ICC profile.
Should text on #683138 be black or white?
White text is the more readable choice. #683138 scores 10.07:1 against white and 2.09:1 against black, and WCAG 2.2 asks for at least 4.5:1 for normal body text.
Can I write #683138 as a CSS color keyword?
No. #683138 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 31.36, which is a different colour altogether.
Open #683138 in a Tool
Keep exploring: every red in the color library, the guide to shades of red, or the full color library.