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ECF474

#ECF474 Nuclear Acid

#ECF474 is a very light, vivid green named Nuclear Acid. In the RGB color model it is made of 92.5% red, 95.7% green and 45.5% blue (rgb(236, 244, 116)). Its HSL value is 64° hue, 85% saturation and 71% lightness, and in CMYK it is 3% cyan, 0% magenta, 52% yellow and 4% black. #ECF474 is a warm color. Black text reads best on it, with a contrast ratio of 17.76:1.

Make a palette with #ECF474

#ECF474 color conversion

HEX
RGB
HSL
HSB / HSV
HWB
CMYK
XYZ
CIELAB
CIELCh
CIELUV
OKLCH

Variations of #ECF474

Shades

Mixed with black: richer and darker.

ECF474CDD464AFB554929745767A375B5E2942441B292B0F131405030301

Tints

Mixed with white: lighter and softer.

ECF474EEF585EFF795F1F8A4F3F9B2F5FAC0F7FCCDF9FCDAFBFDE6FDFEF3

Tones

Mixed with gray: calmer and more muted.

ECF474E1E878D5DC7BCAD07EBFC57FB4B981A9AD819FA2829497818A8B81

Hues

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

FFE4CEFFE5C6FFE7BBFFE9A5FEED6AECF474D8FA82C4FF94BBFFB3B3FFC7ACFFD6

Temperatures

Cooler on the left, warmer on the right.

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#ECF474 color harmonies

Complementary

The opposite hue — maximum contrast and energy.

ECF4747C74F4
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Split complementary

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

ECF47474ACF4BC74F4
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Analogous

Neighbouring hues — calm, cohesive and natural.

ECF474F4BC74ACF474
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Triadic

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

ECF47474ECF4F474EC
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Tetradic

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

ECF47474F47C7C74F4F474EC
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Square

Four hues spaced at 90° — bold and playful.

ECF47474F4BC7C74F4F474AC
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#ECF474 for color-blind viewers (and dogs)

How #ECF474 appears with each type of color vision deficiency (Machado 2009 model) — and to your dog. Try the dog vision simulator →

  • Dog vision 94% similarHow dogs see it · simulated as #FFEE7B
  • Protanopia 94% similar1.3% of men, 0.02% of women · simulated as #FFEA67
  • Protanomaly 95% similar1.3% of men, 0.02% of women · simulated as #FEED6D
  • Deuteranopia 94% similar1.2% of men, 0.01% of women · simulated as #FFEE7B
  • Deuteranomaly 95% similar5% of men, 0.35% of women · simulated as #FDEF78
  • Tritanopia 73% similar0.001% of men, 0.03% of women · simulated as #FAE7D7
  • Tritanomaly 87% similar0.0001% of men, 0.0001% of women · simulated as #F0EFAB
  • Achromatopsia 70% similar0.003% of men, 0.003% of women · simulated as #ECECEC
  • Achromatomaly 76% similar0.001% of men, 0.001% of women · simulated as #ECEED6

#ECF474 contrast checker

AaThe quick brown fox jumps over the lazy dog.
1.18:1 Very poor#ECF474 text on white
AA normalFailAAA normalFail
AA largeFailAAA largeFail
AaThe quick brown fox jumps over the lazy dog.
17.76:1 Super#ECF474 text on black
AA normalPassAAA normalPass
AA largePassAAA largePass

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

Colors similar to #ECF474

Palettes with #ECF474

#ECF474 in CSS

/* Nuclear Acid */
.color { color: #ECF474; }
.background { background-color: #ECF474; }
.border { border: 1px solid #ECF474; }

/* Other notations */
color: rgb(236 244 116);
color: hsl(64 85% 71%);
color: oklch(0.936 0.151 112.2);

#ECF474 FAQ

What color is #ECF474?

#ECF474 is a very light, vivid green. Its closest named color is Nuclear Acid. It belongs to the green color family and is a warm color.

What is the RGB value of #ECF474?

#ECF474 is rgb(236, 244, 116) in RGB, hsl(64, 85%, 71%) in HSL and cmyk(3%, 0%, 52%, 4%) in CMYK.

What is the complementary color of #ECF474?

The complementary color of #ECF474 is #7C74F4, which sits opposite it on the color wheel.

Which text color works on #ECF474?

Black text has the best contrast on #ECF474: 17.76:1, which meets the WCAG AA requirement of 4.5:1 for normal text.

Is #ECF474 a warm or cool color?

#ECF474 is a warm color.