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Recognised as Colour

#91FE4F

  • #91FE4F
  • Green
  • Light
  • Nearest: Green yellow

#91FE4F is a green with RGB values 145, 254, 79 and HSL 97°, 99%, 65%. It is a light colour, so black text on it reaches 16.5:1 contrast (AAA for normal text). The nearest named colour is Green yellow.

Colour values

#91FE4F#91FE4F
HEX#91FE4F
RGBrgb(145, 254, 79)
RGB (0–1)0.5686, 0.9961, 0.3098
RGB percentages56.9%, 99.6%, 31%
HSLhsl(97.4, 98.9%, 65.3%)
HSV / HSBhsv(97.4, 68.9%, 99.6%)
CMYK42.9%, 0%, 68.9%, 0.4%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer9,567,823
CSS custom property--colour: #91FE4F;

Brightness & contrast

Relative luminance0.77468WCAG 2.x, 0 is black and 1 is white
Perceived brightness211.8 of 255ITU-R BT.601 weighting
Light or darkLight
Best text colour on this backgroundBlackcontrast 16.49:1
Contrast with white1.27:1WCAG normal text: Fail
Contrast with black16.49:1WCAG normal text: AAA
Greyscale equivalent#DADADA
Inverted#6E01B0

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#FFEA33no red cones; affects about 1% of men; ΔE 50.6 from the original
Deuteranopia#F8E15Fno green cones; the most common form, about 1% of men; ΔE 52.9 from the original
Tritanopia#8DF5DBno blue cones; rare, and affects men and women equally; ΔE 71.2 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text1.27:1WCAG large text: Fail
Contrast with black, large text16.49:1WCAG large text: AAA

Named colours

Green yellow · ΔE 13.6Lawn green · ΔE 16.8Chartreuse · ΔE 17.6Limegreen · ΔE 21.4Yellow green · ΔE 26Spring green · ΔE 29.2
Nearest named CSS colourGreen yellow (#ADFF2F)ΔE 13.56, a distinctly different colour
Hue familygreen
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#BC4FFE
Analogous#E9FE4F, #4FFE64
Triadic#4F91FE, #FE4F91
Split complementary#654FFE, #FE4FE8
Tetradic#4FE8FE, #BC4FFE, #FE644F

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#F0FFE7
Lighter +20%#D0FFB4
Lighter +10%#B1FE82
Darker −10%#71FE1C
Darker −20%#57E601
Darker −30%#44B301
Darker −40%#318001
More saturated +25%#91FF4E
Less saturated −25%#96E865

Channel breakdown

R145
G254
B79
Red145 (56.9%)
Green254 (99.6%)
Blue79 (31%)
Hue97.37°
Saturation (HSL)98.87%
Lightness65.29%
Dominant channelGreen
Hex per channelR 91 · G FE · B 4F

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Every value on this page was computed from “91fe4f” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.