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#F03343 Color

#F03343 is rgb(240, 51, 67) in RGB, hsl(355, 86%, 57%) in HSL, and about cmyk(0%, 79%, 72%, 6%) in CMYK. It has no registered color name of its own — the closest is Red Salsa (#FD3A4A), very hard to tell apart at ΔE 3.83. Black text is the more readable choice on this background.

#F03343
HEX#F03343
RGBrgb(240, 51, 67)
HSLhsl(355, 86%, 57%)
HSVhsv(355, 79%, 94%)
CMYKcmyk(0%, 79%, 72%, 6%)
OKLCHoklch(62.5% 0.222 22.7)
LABlab(54.13% 70.83 39.62)
LCHlch(54.13% 81.16 29.22)

What #F03343 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 #F03343, 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.

#F03343 Channel Values

How #F03343 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 240 · G 51 · B 678-bit channels as sent to the display
HSLH 355° · S 86% · L 57%Easiest model for building lighter and darker variants
HSVH 355° · S 79% · V 94%Matches the picker in most design tools
CMYKC 0% · M 79% · Y 72% · K 6%Approximate ink mix; confirm with an ICC profile before printing
Luminance3.99:1 vs white · 5.26:1 vs blackWCAG 2.2 relative-luminance contrast ratios

Text Contrast & Accessibility

WCAG 2.2 contrast ratios for text on a #F03343 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 text3.99:1AA normal AA large AAA normal
TextBlack text5.26:1AA normal AA large AAA normal

Need a specific ratio against another background? Open #F03343 in the contrast checker.

Colors That Go With #F03343

Pairings derived from color-wheel relationships. The complementary color sits opposite #F03343; 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 #F03343

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 #F03343.

How #F03343 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#F03343
Protanopia#747441
Protanomaly#B46142
Deuteranopia#979733
Deuteranomaly#C17B3A
Tritanopia#F03535
Tritanomaly#F0343B
Achromatopsia#7F7F7F

Test a full palette in the color blindness simulator.

Using #F03343 in Code

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

CSS custom property--color-f03343: #F03343;
CSS backgroundbackground-color: #F03343;
Tailwind configcolors: { 'color-f03343': '#F03343' }
SwiftUIColor(red: 0.941, green: 0.200, blue: 0.263)
Android XML<color name="color_f03343">#F03343</color>
SVG fillfill="#F03343"

More Red Colors

#F03343 sits in the red family. These are its neighbours across that family's full range, each with its own breakdown.

#F03343 Frequently Asked Questions

What color is #F03343?

#F03343 is a mid-tone red — rgb(240, 51, 67) in RGB and hsl(355, 86%, 57%) in HSL. It carries no registered color name of its own; the closest named color is Red Salsa (#FD3A4A), which is very hard to tell apart at a CIE76 distance of 3.83.

What is the RGB value of #F03343?

#F03343 is rgb(240, 51, 67) — red 240, green 51, and blue 67 on the 0-255 scale.

What is the CMYK value of #F03343?

#F03343 converts to approximately cmyk(0%, 79%, 72%, 6%). CMYK output is a mathematical approximation for planning; confirm production print colors with your printer and ICC profile.

Should text on #F03343 be black or white?

Black text is the more readable choice. #F03343 scores 3.99:1 against white and 5.26:1 against black, and WCAG 2.2 asks for at least 4.5:1 for normal body text.

Can I write #F03343 as a CSS color keyword?

No. #F03343 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 7.51, which is clearly related but distinguishable side by side.

Open #F03343 in a Tool

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