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#E5240B Color

#E5240B is rgb(229, 36, 11) in RGB, hsl(7, 91%, 47%) in HSL, and about cmyk(0%, 84%, 95%, 10%) in CMYK. It has no registered color name of its own — the closest is Nintendo Red (#E4000F), very hard to tell apart at ΔE 4.85. Black text is the more readable choice on this background.

#E5240B
HEX#E5240B
RGBrgb(229, 36, 11)
HSLhsl(7, 91%, 47%)
HSVhsv(7, 95%, 90%)
CMYKcmyk(0%, 84%, 95%, 10%)
OKLCHoklch(59.1% 0.226 30.8)
LABlab(50.36% 70.29 61.80)
LCHlch(50.36% 93.59 41.33)

What #E5240B 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 #E5240B, 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.

#E5240B Channel Values

How #E5240B 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 229 · G 36 · B 118-bit channels as sent to the display
HSLH 7° · S 91% · L 47%Easiest model for building lighter and darker variants
HSVH 7° · S 95% · V 90%Matches the picker in most design tools
CMYKC 0% · M 84% · Y 95% · K 10%Approximate ink mix; confirm with an ICC profile before printing
Luminance4.58:1 vs white · 4.59:1 vs blackWCAG 2.2 relative-luminance contrast ratios

Text Contrast & Accessibility

WCAG 2.2 contrast ratios for text on a #E5240B 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 text4.58:1AA normal AA large AAA normal
TextBlack text4.59:1AA normal AA large AAA normal

Need a specific ratio against another background? Open #E5240B in the contrast checker.

Colors That Go With #E5240B

Pairings derived from color-wheel relationships. The complementary color sits opposite #E5240B; 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 #E5240B

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 #E5240B.

How #E5240B 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#E5240B
Protanopia#6B6B00
Protanomaly#AA5704
Deuteranopia#8E8E00
Deuteranomaly#B77200
Tritanopia#E52222
Tritanomaly#E5231B
Achromatopsia#757575

Test a full palette in the color blindness simulator.

Using #E5240B in Code

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

CSS custom property--color-e5240b: #E5240B;
CSS backgroundbackground-color: #E5240B;
Tailwind configcolors: { 'color-e5240b': '#E5240B' }
SwiftUIColor(red: 0.898, green: 0.141, blue: 0.043)
Android XML<color name="color_e5240b">#E5240B</color>
SVG fillfill="#E5240B"

More Red Colors

#E5240B sits in the red family. These are its neighbours across that family's full range, each with its own breakdown.

#E5240B Frequently Asked Questions

What color is #E5240B?

#E5240B is a mid-tone red — rgb(229, 36, 11) in RGB and hsl(7, 91%, 47%) in HSL. It carries no registered color name of its own; the closest named color is Nintendo Red (#E4000F), which is very hard to tell apart at a CIE76 distance of 4.85.

What is the RGB value of #E5240B?

#E5240B is rgb(229, 36, 11) — red 229, green 36, and blue 11 on the 0-255 scale.

What is the CMYK value of #E5240B?

#E5240B converts to approximately cmyk(0%, 84%, 95%, 10%). CMYK output is a mathematical approximation for planning; confirm production print colors with your printer and ICC profile.

Should text on #E5240B be black or white?

Black text is the more readable choice. #E5240B scores 4.58:1 against white and 4.59:1 against black, and WCAG 2.2 asks for at least 4.5:1 for normal body text.

Can I write #E5240B as a CSS color keyword?

No. #E5240B 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 orangered (#FF4500) at a CIE76 distance of 12.27, which is visibly different.

Open #E5240B in a Tool

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