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#EF1F2D Color

#EF1F2D is rgb(239, 31, 45) in RGB, hsl(356, 87%, 53%) in HSL, and about cmyk(0%, 87%, 81%, 6%) in CMYK. It has no registered color name of its own — the closest is Spanish Red (#E60026), very hard to tell apart at ΔE 3.19. Black text is the more readable choice on this background.

#EF1F2D
HEX#EF1F2D
RGBrgb(239, 31, 45)
HSLhsl(356, 87%, 53%)
HSVhsv(356, 87%, 94%)
CMYKcmyk(0%, 87%, 81%, 6%)
OKLCHoklch(60.9% 0.234 25.6)
LABlab(52.23% 74.23 49.87)
LCHlch(52.23% 89.43 33.89)

What #EF1F2D 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 #EF1F2D, 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.

#EF1F2D Channel Values

How #EF1F2D 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 239 · G 31 · B 458-bit channels as sent to the display
HSLH 356° · S 87% · L 53%Easiest model for building lighter and darker variants
HSVH 356° · S 87% · V 94%Matches the picker in most design tools
CMYKC 0% · M 87% · Y 81% · K 6%Approximate ink mix; confirm with an ICC profile before printing
Luminance4.28:1 vs white · 4.9:1 vs blackWCAG 2.2 relative-luminance contrast ratios

Text Contrast & Accessibility

WCAG 2.2 contrast ratios for text on a #EF1F2D 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.

Fails AAWhite text4.28:1AA normal AA large AAA normal
TextBlack text4.9:1AA normal AA large AAA normal

Need a specific ratio against another background? Open #EF1F2D in the contrast checker.

Colors That Go With #EF1F2D

Pairings derived from color-wheel relationships. The complementary color sits opposite #EF1F2D; 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 #EF1F2D

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 #EF1F2D.

How #EF1F2D 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#EF1F2D
Protanopia#6F6F29
Protanomaly#B1592B
Deuteranopia#949408
Deuteranomaly#BF761D
Tritanopia#EF2121
Tritanomaly#EF2026
Achromatopsia#7A7A7A

Test a full palette in the color blindness simulator.

Using #EF1F2D in Code

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

CSS custom property--color-ef1f2d: #EF1F2D;
CSS backgroundbackground-color: #EF1F2D;
Tailwind configcolors: { 'color-ef1f2d': '#EF1F2D' }
SwiftUIColor(red: 0.937, green: 0.122, blue: 0.176)
Android XML<color name="color_ef1f2d">#EF1F2D</color>
SVG fillfill="#EF1F2D"

More Red Colors

#EF1F2D sits in the red family. These are its neighbours across that family's full range, each with its own breakdown.

#EF1F2D Frequently Asked Questions

What color is #EF1F2D?

#EF1F2D is a mid-tone red — rgb(239, 31, 45) in RGB and hsl(356, 87%, 53%) in HSL. It carries no registered color name of its own; the closest named color is Spanish Red (#E60026), which is very hard to tell apart at a CIE76 distance of 3.19.

What is the RGB value of #EF1F2D?

#EF1F2D is rgb(239, 31, 45) — red 239, green 31, and blue 45 on the 0-255 scale.

What is the CMYK value of #EF1F2D?

#EF1F2D converts to approximately cmyk(0%, 87%, 81%, 6%). CMYK output is a mathematical approximation for planning; confirm production print colors with your printer and ICC profile.

Should text on #EF1F2D be black or white?

Black text is the more readable choice. #EF1F2D scores 4.28:1 against white and 4.9:1 against black, and WCAG 2.2 asks for at least 4.5:1 for normal body text.

Can I write #EF1F2D as a CSS color keyword?

No. #EF1F2D 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 15.32, which is visibly different.

Open #EF1F2D in a Tool

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