#110303 Color
#110303 is rgb(17, 3, 3) in RGB, hsl(0, 70%, 4%) in HSL, and about cmyk(0%, 82%, 82%, 93%) in CMYK. It has no registered color name of its own — the closest is Smoky Black (#100C08), very hard to tell apart at ΔE 3.78. White text is the more readable choice on this background.
#110303rgb(17, 3, 3)hsl(0, 70%, 4%)hsv(0, 82%, 7%)cmyk(0%, 82%, 82%, 93%)oklch(12.8% 0.031 22.5)lab(1.77% 4.20 1.50)lch(1.77% 4.46 19.70)What #110303 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 #110303, 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.
#110303 Channel Values
How #110303 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 17 · G 3 · B 3 | 8-bit channels as sent to the display |
| HSL | H 0° · S 70% · L 4% | Easiest model for building lighter and darker variants |
| HSV | H 0° · S 82% · V 7% | Matches the picker in most design tools |
| CMYK | C 0% · M 82% · Y 82% · K 93% | Approximate ink mix; confirm with an ICC profile before printing |
| Luminance | 20.23:1 vs white · 1.04:1 vs black | WCAG 2.2 relative-luminance contrast ratios |
Text Contrast & Accessibility
WCAG 2.2 contrast ratios for text on a #110303 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 #110303 in the contrast checker.
Colors That Go With #110303
Pairings derived from color-wheel relationships. The complementary color sits opposite #110303; 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 #110303
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 #110303.
How #110303 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.
#110303#060603#0B0503#080803#0C0603#110303#110303#060606Using #110303 in Code
Copy-ready declarations for the places this color usually ends up.
--color-110303: #110303;background-color: #110303;colors: { 'color-110303': '#110303' }Color(red: 0.067, green: 0.012, blue: 0.012)<color name="color_110303">#110303</color>fill="#110303"More Red Colors
#110303 sits in the red family. These are its neighbours across that family's full range, each with its own breakdown.
#110303 Frequently Asked Questions
What color is #110303?
#110303 is a darkest red — rgb(17, 3, 3) in RGB and hsl(0, 70%, 4%) in HSL. It carries no registered color name of its own; the closest named color is Smoky Black (#100C08), which is very hard to tell apart at a CIE76 distance of 3.78.
What is the RGB value of #110303?
#110303 is rgb(17, 3, 3) — red 17, green 3, and blue 3 on the 0-255 scale.
What is the CMYK value of #110303?
#110303 converts to approximately cmyk(0%, 82%, 82%, 93%). CMYK output is a mathematical approximation for planning; confirm production print colors with your printer and ICC profile.
Should text on #110303 be black or white?
White text is the more readable choice. #110303 scores 20.23:1 against white and 1.04:1 against black, and WCAG 2.2 asks for at least 4.5:1 for normal body text.
Can I write #110303 as a CSS color keyword?
No. #110303 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 4.8, which is very hard to tell apart.
Open #110303 in a Tool
Keep exploring: every red in the color library, the guide to shades of red, or the full color library.