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Recognised as Colour

#E4FD40

  • #E4FD40
  • Yellow
  • Light
  • Nearest: Yellow

#E4FD40 is a yellow with RGB values 228, 253, 64 and HSL 68°, 98%, 62%. It is a light colour, so black text on it reaches 18.4:1 contrast (AAA for normal text). The nearest named colour is Yellow.

Colour values

#E4FD40#E4FD40
HEX#E4FD40
RGBrgb(228, 253, 64)
RGB (0–1)0.8941, 0.9922, 0.251
RGB percentages89.4%, 99.2%, 25.1%
HSLhsl(67.9, 97.9%, 62.2%)
HSV / HSBhsv(67.9, 74.7%, 99.2%)
CMYK9.9%, 0%, 74.7%, 0.8%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer15,007,040
CSS custom property--colour: #E4FD40;

Brightness & contrast

Relative luminance0.87115WCAG 2.x, 0 is black and 1 is white
Perceived brightness231.5 of 255ITU-R BT.601 weighting
Light or darkLight
Best text colour on this backgroundBlackcontrast 18.42:1
Contrast with white1.14:1WCAG normal text: Fail
Contrast with black18.42:1WCAG normal text: AAA
Greyscale equivalent#EAEAEA
Inverted#1B02BF

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#FFEF0Cno red cones; affects about 1% of men; ΔE 19.1 from the original
Deuteranopia#FFF151no green cones; the most common form, about 1% of men; ΔE 18.4 from the original
Tritanopia#F2EFDAno blue cones; rare, and affects men and women equally; ΔE 75.8 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text1.14:1WCAG large text: Fail
Contrast with black, large text18.42:1WCAG large text: AAA

Named colours

Yellow · ΔE 16.1Green yellow · ΔE 22.4Yellow green · ΔE 24.6Gold · ΔE 30Lawn green · ΔE 38.3Chartreuse · ΔE 38.4
Nearest named CSS colourYellow (#FFFF00)ΔE 16.13, a distinctly different colour
Hue familyyellow
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#5940FD
Analogous#FDB840, #85FD40
Triadic#40E4FD, #FD40E4
Split complementary#4085FD, #B740FD
Tetradic#40FDB8, #5940FD, #FD4086

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#F9FFD7
Lighter +20%#F2FEA5
Lighter +10%#EBFE72
Darker −10%#DDFC0E
Darker −20%#B9D502
Darker −30%#8DA202
Darker −40%#617001
More saturated +25%#E5FF3E
Less saturated −25%#D2E558

Channel breakdown

R228
G253
B64
Red228 (89.4%)
Green253 (99.2%)
Blue64 (25.1%)
Hue67.94°
Saturation (HSL)97.93%
Lightness62.16%
Dominant channelGreen
Hex per channelR E4 · G FD · B 40

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Every value on this page was computed from “e4fd40” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.