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#D1001F Color

#D1001F is rgb(209, 0, 31) in RGB, hsl(351, 100%, 41%) in HSL, and about cmyk(0%, 100%, 85%, 18%) in CMYK. It has no registered color name of its own — the closest is Lava (#CF1020), below the threshold most people can see at ΔE 2.08. White text is the more readable choice on this background.

#D1001F
HEX#D1001F
RGBrgb(209, 0, 31)
HSLhsl(351, 100%, 41%)
HSVhsv(351, 100%, 82%)
CMYKcmyk(0%, 100%, 85%, 18%)
OKLCHoklch(54.2% 0.22 25.5)
LABlab(44.62% 69.81 47.95)
LCHlch(44.62% 84.70 34.48)

What #D1001F 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 #D1001F, 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.

#D1001F Channel Values

How #D1001F breaks down in each color model. Hue is measured in degrees around the color wheel; saturation, lightness, and the CMYK inks are percentages.

ModelChannelsNotes
RGBR 209 · G 0 · B 318-bit channels as sent to the display
HSLH 351° · S 100% · L 41%Easiest model for building lighter and darker variants
HSVH 351° · S 100% · V 82%Matches the picker in most design tools
CMYKC 0% · M 100% · Y 85% · K 18%Approximate ink mix; confirm with an ICC profile before printing
Luminance5.63:1 vs white · 3.73:1 vs blackWCAG 2.2 relative-luminance contrast ratios

Text Contrast & Accessibility

WCAG 2.2 contrast ratios for text on a #D1001F 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 text5.63:1AA normal AA large AAA normal
Fails AABlack text3.73:1AA normal AA large AAA normal

Need a specific ratio against another background? Open #D1001F in the contrast checker.

Colors That Go With #D1001F

Pairings derived from color-wheel relationships. The complementary color sits opposite #D1001F; 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 #D1001F

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 #D1001F.

How #D1001F 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#D1001F
Protanopia#5D5D1B
Protanomaly#99481D
Deuteranopia#7F7F00
Deuteranomaly#A6640A
Tritanopia#D10606
Tritanomaly#D10313
Achromatopsia#676767

Test a full palette in the color blindness simulator.

Using #D1001F in Code

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

CSS custom property--color-d1001f: #D1001F;
CSS backgroundbackground-color: #D1001F;
Tailwind configcolors: { 'color-d1001f': '#D1001F' }
SwiftUIColor(red: 0.820, green: 0.000, blue: 0.122)
Android XML<color name="color_d1001f">#D1001F</color>
SVG fillfill="#D1001F"

More Red Colors

#D1001F sits in the red family. These are its neighbours across that family's full range, each with its own breakdown.

#D1001F Frequently Asked Questions

What color is #D1001F?

#D1001F is a mid-tone red — rgb(209, 0, 31) in RGB and hsl(351, 100%, 41%) in HSL. It carries no registered color name of its own; the closest named color is Lava (#CF1020), which is below the threshold most people can see at a CIE76 distance of 2.08.

What is the RGB value of #D1001F?

#D1001F is rgb(209, 0, 31) — red 209, green 0, and blue 31 on the 0-255 scale.

What is the CMYK value of #D1001F?

#D1001F converts to approximately cmyk(0%, 100%, 85%, 18%). CMYK output is a mathematical approximation for planning; confirm production print colors with your printer and ICC profile.

Should text on #D1001F be black or white?

White text is the more readable choice. #D1001F scores 5.63:1 against white and 3.73:1 against black, and WCAG 2.2 asks for at least 4.5:1 for normal body text.

Can I write #D1001F as a CSS color keyword?

No. #D1001F 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 crimson (#DC143C) at a CIE76 distance of 12.97, which is visibly different.

Open #D1001F in a Tool

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