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01FF4E

#01FF4E Cathode Green

#01FF4E is a very light, vivid green named Cathode Green. In the RGB color model it is made of 0.4% red, 100.0% green and 30.6% blue (rgb(1, 255, 78)). Its HSL value is 138° hue, 100% saturation and 50% lightness, and in CMYK it is 100% cyan, 0% magenta, 69% yellow and 0% black. #01FF4E is a cool color. Black text reads best on it, with a contrast ratio of 15.42:1.

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#01FF4E color conversion

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Variations of #01FF4E

Shades

Mixed with black: richer and darker.

01FF4E01DE4301BE38009E2D00802300631900480F002E07001602000300

Tints

Mixed with white: lighter and softer.

01FF4E4DFF676DFF7C85FF8F9BFFA1AEFFB1C0FFC2D0FFD1E0FFE1F0FFF0

Tones

Mixed with gray: calmer and more muted.

01FF4E38F2594EE5615CD96866CC6E6EBF7374B37778A67A7C9A7C7E8D7E

Hues

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

F8D100E6DA00D0E200B2EB0080F60001FF4E00FC9400F9B700F6CF00F4E200F2F3

Temperatures

Cooler on the left, warmer on the right.

00E78D00EC8300F17900F56D00FA5F01FF4E3FFB4C59F74A6BF2487AEE4687EA44

#01FF4E color harmonies

Complementary

The opposite hue — maximum contrast and energy.

01FF4EFF01B2
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Split complementary

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

01FF4ECD01FFFF0133
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Analogous

Neighbouring hues — calm, cohesive and natural.

01FF4E33FF0101FFCD
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Triadic

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

01FF4E4E01FFFF4E01
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Tetradic

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

01FF4E01B2FFFF01B2FF4E01
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Square

Four hues spaced at 90° — bold and playful.

01FF4E0133FFFF01B2FFCD01
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#01FF4E for color-blind viewers (and dogs)

How #01FF4E appears with each type of color vision deficiency (Machado 2009 model) — and to your dog. Try the dog vision simulator →

  • Dog vision 60% similarHow dogs see it · simulated as #EDD760
  • Protanopia 61% similar1.3% of men, 0.02% of women · simulated as #FFE632
  • Protanomaly 69% similar1.3% of men, 0.02% of women · simulated as #E2EC43
  • Deuteranopia 60% similar1.2% of men, 0.01% of women · simulated as #EDD760
  • Deuteranomaly 71% similar5% of men, 0.35% of women · simulated as #CBE55A
  • Tritanopia 66% similar0.001% of men, 0.03% of women · simulated as #00F8DC
  • Tritanomaly 82% similar0.0001% of men, 0.0001% of women · simulated as #00FCA4
  • Achromatopsia 46% similar0.003% of men, 0.003% of women · simulated as #DDDDDD
  • Achromatomaly 57% similar0.001% of men, 0.001% of women · simulated as #C2E6C5

#01FF4E contrast checker

AaThe quick brown fox jumps over the lazy dog.
1.36:1 Very poor#01FF4E text on white
AA normalFailAAA normalFail
AA largeFailAAA largeFail
AaThe quick brown fox jumps over the lazy dog.
15.42:1 Super#01FF4E 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 #01FF4E

Palettes with #01FF4E

#01FF4E in CSS

/* Cathode Green */
.color { color: #01FF4E; }
.background { background-color: #01FF4E; }
.border { border: 1px solid #01FF4E; }

/* Other notations */
color: rgb(1 255 78);
color: hsl(138 100% 50%);
color: oklch(0.870 0.270 145.4);

#01FF4E FAQ

What color is #01FF4E?

#01FF4E is a very light, vivid green. Its closest named color is Cathode Green. It belongs to the green color family and is a cool color.

What is the RGB value of #01FF4E?

#01FF4E is rgb(1, 255, 78) in RGB, hsl(138, 100%, 50%) in HSL and cmyk(100%, 0%, 69%, 0%) in CMYK.

What is the complementary color of #01FF4E?

The complementary color of #01FF4E is #FF01B2, which sits opposite it on the color wheel.

Which text color works on #01FF4E?

Black text has the best contrast on #01FF4E: 15.42:1, which meets the WCAG AA requirement of 4.5:1 for normal text.

Is #01FF4E a warm or cool color?

#01FF4E is a cool color.