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Recognised as Colour

#ACFA01

  • #ACFA01
  • Green
  • Light
  • Nearest: Green yellow

#ACFA01 is a green with RGB values 172, 250, 1 and HSL 79°, 99%, 49%. It is a light colour, so black text on it reaches 16.4:1 contrast (AAA for normal text). The nearest named colour is Green yellow.

Colour values

#ACFA01#ACFA01
HEX#ACFA01
RGBrgb(172, 250, 1)
RGB (0–1)0.6745, 0.9804, 0.0039
RGB percentages67.5%, 98%, 0.4%
HSLhsl(78.8, 99.2%, 49.2%)
HSV / HSBhsv(78.8, 99.6%, 98%)
CMYK31.2%, 0%, 99.6%, 2%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer11,336,193
CSS custom property--colour: #ACFA01;

Brightness & contrast

Relative luminance0.77144WCAG 2.x, 0 is black and 1 is white
Perceived brightness213.4 of 255ITU-R BT.601 weighting
Light or darkLight
Best text colour on this backgroundBlackcontrast 16.43:1
Contrast with white1.28:1WCAG normal text: Fail
Contrast with black16.43:1WCAG normal text: AAA
Greyscale equivalent#D7D7D7
Inverted#5305FE

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#FFE700no red cones; affects about 1% of men; ΔE 41.9 from the original
Deuteranopia#FCE236no green cones; the most common form, about 1% of men; ΔE 44.5 from the original
Tritanopia#B2EED5no blue cones; rare, and affects men and women equally; ΔE 85.6 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text1.28:1WCAG large text: Fail
Contrast with black, large text16.43:1WCAG large text: AAA

Named colours

Green yellow · ΔE 5.4Lawn green · ΔE 16.3Chartreuse · ΔE 16.4Yellow green · ΔE 28.2Yellow · ΔE 31.8Limegreen · ΔE 34.7
Nearest named CSS colourGreen yellow (#ADFF2F)ΔE 5.38, clearly different but related
Hue familygreen
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#4F01FA
Analogous#FACC01, #2FFA01
Triadic#01ACFA, #FA01AC
Split complementary#012FFA, #CC01FA
Tetradic#01FACC, #4F01FA, #FA012F

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#EEFFC8
Lighter +30%#DEFF95
Lighter +20%#CEFE63
Lighter +10%#BEFE30
Darker −10%#89C701
Darker −20%#669401
Darker −30%#436200
Darker −40%#202F00
More saturated +25%#ACFB00
Less saturated −25%#A0DB20

Channel breakdown

R172
G250
B1
Red172 (67.5%)
Green250 (98%)
Blue1 (0.4%)
Hue78.8°
Saturation (HSL)99.2%
Lightness49.22%
Dominant channelGreen
Hex per channelR AC · G FA · B 01

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Every value on this page was computed from “acfa01” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.