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Recognised as Colour

#A1C800

  • #A1C800
  • Green
  • Dark
  • Nearest: Yellow green

#A1C800 is a green with RGB values 161, 200, 0 and HSL 72°, 100%, 39%. It is a dark colour, so black text on it reaches 10.8:1 contrast (AAA for normal text). The nearest named colour is Yellow green.

Colour values

#A1C800#A1C800
HEX#A1C800
RGBrgb(161, 200, 0)
RGB (0–1)0.6314, 0.7843, 0
RGB percentages63.1%, 78.4%, 0%
HSLhsl(71.7, 100%, 39.2%)
HSV / HSBhsv(71.7, 100%, 78.4%)
CMYK19.5%, 0%, 100%, 21.6%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer10,602,496
CSS custom property--colour: #A1C800;

Brightness & contrast

Relative luminance0.48886WCAG 2.x, 0 is black and 1 is white
Perceived brightness176.7 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 10.78:1
Contrast with white1.95:1WCAG normal text: Fail
Contrast with black10.78:1WCAG normal text: AAA
Greyscale equivalent#B1B1B1
Inverted#5E37FF

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#D5BB00no red cones; affects about 1% of men; ΔE 28.7 from the original
Deuteranopia#D0BA27no green cones; the most common form, about 1% of men; ΔE 28.1 from the original
Tritanopia#AABDAAno blue cones; rare, and affects men and women equally; ΔE 72.1 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text1.95:1WCAG large text: Fail
Contrast with black, large text10.78:1WCAG large text: AAA

Named colours

Yellow green · ΔE 9.5Green yellow · ΔE 25.5Yellow · ΔE 31.7Olivedrab · ΔE 33.5Limegreen · ΔE 35.7Gold · ΔE 36.4
Nearest named CSS colourYellow green (#9ACD32)ΔE 9.54, clearly different but related
Hue familygreen
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#2700C8
Analogous#C88B00, #3DC800
Triadic#00A1C8, #C800A1
Split complementary#003DC8, #8B00C8
Tetradic#00C88B, #2700C8, #C8003D

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#EAFF95
Lighter +30%#E0FF62
Lighter +20%#D6FF2F
Lighter +10%#CAFB00
Darker −10%#789500
Darker −20%#4F6200
Darker −30%#262F00
Darker −40%#000000
More saturated +25%#A1C800
Less saturated −25%#92AF19

Channel breakdown

R161
G200
B0
Red161 (63.1%)
Green200 (78.4%)
Blue0 (0%)
Hue71.7°
Saturation (HSL)100%
Lightness39.22%
Dominant channelGreen
Hex per channelR A1 · G C8 · B 00

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Every value on this page was computed from “a1c800” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.