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Recognised as Colour

#AFFF51

  • #AFFF51
  • Green
  • Light
  • Nearest: Green yellow

#AFFF51 is a green with RGB values 175, 255, 81 and HSL 88°, 100%, 66%. It is a light colour, so black text on it reaches 17.2:1 contrast (AAA for normal text). The nearest named colour is Green yellow.

Colour values

#AFFF51#AFFF51
HEX#AFFF51
RGBrgb(175, 255, 81)
RGB (0–1)0.6863, 1, 0.3176
RGB percentages68.6%, 100%, 31.8%
HSLhsl(87.6, 100%, 65.9%)
HSV / HSBhsv(87.6, 68.2%, 100%)
CMYK31.4%, 0%, 68.2%, 0%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer11,534,161
CSS custom property--colour: #AFFF51;

Brightness & contrast

Relative luminance0.81228WCAG 2.x, 0 is black and 1 is white
Perceived brightness219.3 of 255ITU-R BT.601 weighting
Light or darkLight
Best text colour on this backgroundBlackcontrast 17.25:1
Contrast with white1.22:1WCAG normal text: Fail
Contrast with black17.25:1WCAG normal text: AAA
Greyscale equivalent#E1E1E1
Inverted#5000AE

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#FFED36no red cones; affects about 1% of men; ΔE 39.6 from the original
Deuteranopia#FFE760no green cones; the most common form, about 1% of men; ΔE 43.3 from the original
Tritanopia#B2F5DCno blue cones; rare, and affects men and women equally; ΔE 70.8 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text1.22:1WCAG large text: Fail
Contrast with black, large text17.25:1WCAG large text: AAA

Named colours

Green yellow · ΔE 10.3Yellow green · ΔE 20.5Lawn green · ΔE 22.4Chartreuse · ΔE 22.9Limegreen · ΔE 28Pale green · ΔE 33.4
Nearest named CSS colourGreen yellow (#ADFF2F)ΔE 10.31, a distinctly different colour
Hue familygreen
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#A151FF
Analogous#FFF851, #58FF51
Triadic#51AFFF, #FF51AF
Split complementary#5158FF, #F851FF
Tetradic#51FFF8, #A151FF, #FF5158

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#F5FFEA
Lighter +20%#DEFFB7
Lighter +10%#C6FF84
Darker −10%#98FF1E
Darker −20%#7EEA00
Darker −30%#63B700
Darker −40%#478400
More saturated +25%#AFFF51
Less saturated −25%#ADE967

Channel breakdown

R175
G255
B81
Red175 (68.6%)
Green255 (100%)
Blue81 (31.8%)
Hue87.59°
Saturation (HSL)100%
Lightness65.88%
Dominant channelGreen
Hex per channelR AF · G FF · B 51

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Every value on this page was computed from “afff51” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.