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Colour

#E4FF42

  • #E4FF42
  • Yellow
  • Light
  • Nearest: Yellow

#E4FF42 is a yellow with RGB values 228, 255, 66 and HSL 69°, 100%, 63%. It is a light colour, so black text on it reaches 18.7:1 contrast (AAA for normal text). The nearest named colour is Yellow.

Colour values

#E4FF42#E4FF42
HEX#E4FF42
RGBrgb(228, 255, 66)
RGB (0–1)0.8941, 1, 0.2588
RGB percentages89.4%, 100%, 25.9%
HSLhsl(68.6, 100%, 62.9%)
HSV / HSBhsv(68.6, 74.1%, 100%)
CMYK10.6%, 0%, 74.1%, 0%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer15,007,554
CSS custom property--colour: #E4FF42;

Brightness & contrast

Relative luminance0.88407WCAG 2.x, 0 is black and 1 is white
Perceived brightness232.8 of 255ITU-R BT.601 weighting
Light or darkLight
Best text colour on this backgroundBlackcontrast 18.68:1
Contrast with white1.12:1WCAG normal text: Fail
Contrast with black18.68:1WCAG normal text: AAA
Greyscale equivalent#ECECEC
Inverted#1B00BD

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#FFF112no red cones; affects about 1% of men; ΔE 19 from the original
Deuteranopia#FFF353no green cones; the most common form, about 1% of men; ΔE 18.4 from the original
Tritanopia#F2F1DBno blue cones; rare, and affects men and women equally; ΔE 75.5 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text1.12:1WCAG large text: Fail
Contrast with black, large text18.68:1WCAG large text: AAA

Named colours

Yellow · ΔE 16.6Green yellow · ΔE 21.7Yellow green · ΔE 24.7Gold · ΔE 31Lawn green · ΔE 37.6Chartreuse · ΔE 37.7
Nearest named CSS colourYellow (#FFFF00)ΔE 16.61, a distinctly different colour
Hue familyyellow
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#5D42FF
Analogous#FFBB42, #86FF42
Triadic#42E4FF, #FF42E4
Split complementary#4286FF, #BB42FF
Tetradic#42FFBB, #5D42FF, #FF4286

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#FAFFDB
Lighter +20%#F3FFA8
Lighter +10%#EBFF75
Darker −10%#DDFF0F
Darker −20%#BCDB00
Darker −30%#90A800
Darker −40%#647500
More saturated +25%#E4FF42
Less saturated −25%#D3E75A

Channel breakdown

R228
G255
B66
Red228 (89.4%)
Green255 (100%)
Blue66 (25.9%)
Hue68.57°
Saturation (HSL)100%
Lightness62.94%
Dominant channelGreen
Hex per channelR E4 · G FF · B 42

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Every value on this page was computed from “e4ff42” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.