#E1645B Color

#E1645B is rgb(225, 100, 91) in RGB, hsl(4, 69%, 62%) in HSL, and about cmyk(0%, 56%, 60%, 12%) in CMYK. It has no registered color name of its own — the closest is Terracotta (#E2725B), clearly related but distinguishable side by side at ΔE 7.59. Black text is the more readable choice on this background.

#E1645B

HEX#E1645B

RGBrgb(225, 100, 91)

HSLhsl(4, 69%, 62%)

HSVhsv(4, 60%, 88%)

CMYKcmyk(0%, 56%, 60%, 12%)

OKLCHoklch(65.6% 0.158 26.4)

LABlab(58.53% 49.26 30.34)

LCHlch(58.53% 57.85 31.62)

What #E1645B 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 #E1645B, ordered by CIE76 distance in CIELAB. Anything under about ΔE 2 is a difference most people cannot see.

Terracotta#E2725BΔE 7.59 Cedar Chest#C95A49ΔE 7.99 Indian Red#CD5C5CΔE 9.22 Punch#DC4C4CΔE 9.5 Salmon#FA8072ΔE 9.68 English Vermillion#CC474BΔE 9.89

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

#E1645B Channel Values

How #E1645B 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 225 · G 100 · B 91	8-bit channels as sent to the display
HSL	H 4° · S 69% · L 62%	Easiest model for building lighter and darker variants
HSV	H 4° · S 60% · V 88%	Matches the picker in most design tools
CMYK	C 0% · M 56% · Y 60% · K 12%	Approximate ink mix; confirm with an ICC profile before printing
Luminance	3.4:1 vs white · 6.18:1 vs black	WCAG 2.2 relative-luminance contrast ratios

Text Contrast & Accessibility

WCAG 2.2 contrast ratios for text on a #E1645B 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 text3.4:1AA normal AA large AAA normal

TextBlack text6.18:1AA normal AA large AAA normal

Need a specific ratio against another background? Open #E1645B in the contrast checker.

Colors That Go With #E1645B

Pairings derived from color-wheel relationships. The complementary color sits opposite #E1645B; 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 #E1645B

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 #E1645B.

How #E1645B 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#E1645B

Protanopia#85855A

Protanomaly#B1795A

Deuteranopia#9C9C53

Deuteranomaly#BC8956

Tritanopia#E16363

Tritanomaly#E16360

Achromatopsia#8B8B8B

Test a full palette in the color blindness simulator.

Using #E1645B in Code

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

CSS custom property--color-e1645b: #E1645B;

CSS backgroundbackground-color: #E1645B;

Tailwind configcolors: { 'color-e1645b': '#E1645B' }

SwiftUIColor(red: 0.882, green: 0.392, blue: 0.357)

Android XML<color name="color_e1645b">#E1645B</color>

SVG fillfill="#E1645B"

More Red Colors

#E1645B sits in the red family. These are its neighbours across that family's full range, each with its own breakdown.

1f0000 fffafa 1f0005 fff5f5 1f0008 fff1f2 240000 fff1f0 240909 fff0f2 270707 ffedeb 4e0707 710f04 940000 a81c07 c0362c cdacac e30022 ee204d fa8072 ff1818 ff6467 ffb7c5

#E1645B Frequently Asked Questions

What color is #E1645B?

#E1645B is a light red — rgb(225, 100, 91) in RGB and hsl(4, 69%, 62%) in HSL. It carries no registered color name of its own; the closest named color is Terracotta (#E2725B), which is clearly related but distinguishable side by side at a CIE76 distance of 7.59.

What is the RGB value of #E1645B?

#E1645B is rgb(225, 100, 91) — red 225, green 100, and blue 91 on the 0-255 scale.

What is the CMYK value of #E1645B?

#E1645B converts to approximately cmyk(0%, 56%, 60%, 12%). CMYK output is a mathematical approximation for planning; confirm production print colors with your printer and ICC profile.

Should text on #E1645B be black or white?

Black text is the more readable choice. #E1645B scores 3.4:1 against white and 6.18:1 against black, and WCAG 2.2 asks for at least 4.5:1 for normal body text.

Can I write #E1645B as a CSS color keyword?

No. #E1645B 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 indianred (#CD5C5C) at a CIE76 distance of 9.22, which is clearly related but distinguishable side by side.

Open #E1645B 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.