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FF044F

#FF044F Halt Red

#FF044F is a medium, vivid red named Halt Red. In the RGB color model it is made of 100.0% red, 1.6% green and 31.0% blue (rgb(255, 4, 79)). Its HSL value is 342° hue, 100% saturation and 51% lightness, and in CMYK it is 0% cyan, 98% magenta, 69% yellow and 0% black. #FF044F is a warm color. Black text reads best on it, with a contrast ratio of 5.38:1.

Make a palette with #FF044F

#FF044F color conversion

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RGB
HSL
HSB / HSV
HWB
CMYK
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CIELCh
CIELUV
OKLCH

Variations of #FF044F

Shades

Mixed with black: richer and darker.

FF044FDE0344BE02389E012E8001236300194800102E0007160002030000

Tints

Mixed with white: lighter and softer.

FF044FFF4060FF5E72FF7683FF8C94FFA0A5FFB4B7FFC7C9FFDADBFFEDED

Tones

Mixed with gray: calmer and more muted.

FF044FF42F55E9425ADD4F5FD25A64C66269B96A6EAC71739F7677907B7C

Hues

The same lightness and chroma, rotated around the color wheel.

D438D7E12DC0EC21A7F5138CFB056FFF044FFF1924EE4800DC6000CE6E00C27700

Temperatures

Cooler on the left, warmer on the right.

DD4C7BE44573EB3D6AF23262F82359FF044FFF184EFF244DFF2D4BFF354AFF3B49

#FF044F color harmonies

Complementary

The opposite hue — maximum contrast and energy.

FF044F04FFB4
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Split complementary

The two hues next to the complement — contrast with less tension.

FF044F04FF3704CCFF
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Analogous

Neighbouring hues — calm, cohesive and natural.

FF044FFF04CCFF3704
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Triadic

Three hues evenly spaced at 120° — vibrant yet balanced.

FF044F4FFF04044FFF
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Tetradic

Two complementary pairs — rich, best with one dominant color.

FF044FFFB40404FFB4044FFF
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Square

Four hues spaced at 90° — bold and playful.

FF044FCCFF0404FFB43704FF
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#FF044F for color-blind viewers (and dogs)

How #FF044F appears with each type of color vision deficiency (Machado 2009 model) — and to your dog. Try the dog vision simulator →

  • Dog vision 49% similarHow dogs see it · simulated as #A09148
  • Protanopia 43% similar1.3% of men, 0.02% of women · simulated as #68624F
  • Protanomaly 64% similar1.3% of men, 0.02% of women · simulated as #A55C4C
  • Deuteranopia 49% similar1.2% of men, 0.01% of women · simulated as #A09148
  • Deuteranomaly 65% similar5% of men, 0.35% of women · simulated as #C17749
  • Tritanopia 94% similar0.001% of men, 0.03% of women · simulated as #FF0030
  • Tritanomaly 97% similar0.0001% of men, 0.0001% of women · simulated as #FF0042
  • Achromatopsia 49% similar0.003% of men, 0.003% of women · simulated as #818181
  • Achromatomaly 64% similar0.001% of men, 0.001% of women · simulated as #AC7177

#FF044F contrast checker

AaThe quick brown fox jumps over the lazy dog.
3.90:1 Poor#FF044F text on white
AA normalFailAAA normalFail
AA largePassAAA largeFail
AaThe quick brown fox jumps over the lazy dog.
5.38:1 Good#FF044F text on black
AA normalPassAAA normalFail
AA largePassAAA largePass

Need another background? Pick any pair in the palette generator and open the contrast panel.

Colors similar to #FF044F

Palettes with #FF044F

#FF044F in CSS

/* Halt Red */
.color { color: #FF044F; }
.background { background-color: #FF044F; }
.border { border: 1px solid #FF044F; }

/* Other notations */
color: rgb(255 4 79);
color: hsl(342 100% 51%);
color: oklch(0.635 0.253 17.2);

#FF044F FAQ

What color is #FF044F?

#FF044F is a medium, vivid red. Its closest named color is Halt Red. It belongs to the red color family and is a warm color.

What is the RGB value of #FF044F?

#FF044F is rgb(255, 4, 79) in RGB, hsl(342, 100%, 51%) in HSL and cmyk(0%, 98%, 69%, 0%) in CMYK.

What is the complementary color of #FF044F?

The complementary color of #FF044F is #04FFB4, which sits opposite it on the color wheel.

Which text color works on #FF044F?

Black text has the best contrast on #FF044F: 5.38:1, which meets the WCAG AA requirement of 4.5:1 for normal text.

Is #FF044F a warm or cool color?

#FF044F is a warm color.