Cadmium Red (#E30022)

The hex code for Cadmium Red is #E30022. It is rgb(227, 0, 34) in RGB, hsl(351, 100%, 45%) in HSL, and about cmyk(0%, 100%, 85%, 11%) in CMYK — a mid-tone red. White text is the more readable choice on this background.

#E30022

HEX#E30022

RGBrgb(227, 0, 34)

HSLhsl(351, 100%, 45%)

HSVhsv(351, 100%, 89%)

CMYKcmyk(0%, 100%, 85%, 11%)

OKLCHoklch(57.7% 0.234 25.6)

LABlab(48.50% 74.28 51.34)

LCHlch(48.50% 90.30 34.65)

Colors Closest to Cadmium Red

Cadmium Red is a registered color name. These are the named colors nearest to it, measured as CIE76 distance in CIELAB — a perceptual scale, so the ordering matches what the eye sees rather than how close the raw RGB numbers happen to sit.

Spanish Red#E60026ΔE 1.61 Red (Pigment)#ED1C24ΔE 3.93 Red Cola#DF0118ΔE 3.98 Lust#E62020ΔE 4.29 Medium Candy Apple Red#E2062CΔE 5.46 Maximum Red#D92121ΔE 6.58

Browse the full index of named colors A-Z or every red in the library.

#E30022 Channel Values

How Cadmium Red 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 227 · G 0 · B 34	8-bit channels as sent to the display
HSL	H 351° · S 100% · L 45%	Easiest model for building lighter and darker variants
HSV	H 351° · S 100% · V 89%	Matches the picker in most design tools
CMYK	C 0% · M 100% · Y 85% · K 11%	Approximate ink mix; confirm with an ICC profile before printing
Luminance	4.9:1 vs white · 4.29:1 vs black	WCAG 2.2 relative-luminance contrast ratios

Text Contrast & Accessibility

WCAG 2.2 contrast ratios for text on a Cadmium Red 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 text4.9:1AA normal ✓AA large ✓AAA normal ✗

TextBlack text4.29:1AA normal ✗AA large ✓AAA normal ✗

Need a specific ratio against another background? Open #E30022 in the contrast checker.

Colors That Go With Cadmium Red

Pairings derived from color-wheel relationships. The complementary color sits opposite Cadmium Red; 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 Cadmium Red

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 #E30022.

How Cadmium Red 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#E30022

Protanopia#65651D

Protanomaly#A74F1F

Deuteranopia#8A8A00

Deuteranomaly#B56D0A

Tritanopia#E30707

Tritanomaly#E30415

Achromatopsia#717171

Test a full palette in the color blindness simulator.

Using #E30022 in Code

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

CSS custom property--cadmium-red: #E30022;

CSS backgroundbackground-color: #E30022;

Tailwind configcolors: { 'cadmium-red': '#E30022' }

SwiftUIColor(red: 0.890, green: 0.000, blue: 0.133)

Android XML<color name="cadmium_red">#E30022</color>

SVG fillfill="#E30022"

More Red Colors

Cadmium Red sits in the redfamily. These are its neighbours across that family's full range, each with its own breakdown.

e32636 e2725b e34234 e2062c e36d6d e19d9d e4000f e0cccc e4717a df0118 e49696 dea5a4 ee204d fa8072 ff1818 ff6467 ffb7c5 fff5f5 4a1717 703642 922724 a57164 c0362c cdacac

#E30022 Frequently Asked Questions

What is the hex code for Cadmium Red?

The hex code for Cadmium Red is #E30022. That is rgb(227, 0, 34) in RGB, hsl(351, 100%, 45%) in HSL, and approximately cmyk(0%, 100%, 85%, 11%) in CMYK.

What is the RGB value of #E30022?

#E30022 is rgb(227, 0, 34) — red 227, green 0, and blue 34 on the 0-255 scale.

What is the CMYK value of #E30022?

#E30022 converts to approximately cmyk(0%, 100%, 85%, 11%). CMYK output is a mathematical approximation for planning; confirm production print colors with your printer and ICC profile.

Should text on #E30022 be black or white?

White text is the more readable choice. #E30022 scores 4.9:1 against white and 4.29:1 against black, and WCAG 2.2 asks for at least 4.5:1 for normal body text.

Can I write #E30022 as a CSS color keyword?

No. #E30022 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 16.15, which is visibly different.

Open Cadmium Red in a Tool

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