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Recognised as Colour

#A1D90F

  • #A1D90F
  • Green
  • Light
  • Nearest: Yellow green

#A1D90F is a green with RGB values 161, 217, 15 and HSL 77°, 87%, 45%. It is a light colour, so black text on it reaches 12.4:1 contrast (AAA for normal text). The nearest named colour is Yellow green.

Colour values

#A1D90F#A1D90F
HEX#A1D90F
RGBrgb(161, 217, 15)
RGB (0–1)0.6314, 0.851, 0.0588
RGB percentages63.1%, 85.1%, 5.9%
HSLhsl(76.6, 87.1%, 45.5%)
HSV / HSBhsv(76.6, 93.1%, 85.1%)
CMYK25.8%, 0%, 93.1%, 14.9%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer10,606,863
CSS custom property--colour: #A1D90F;

Brightness & contrast

Relative luminance0.57237WCAG 2.x, 0 is black and 1 is white
Perceived brightness188.2 of 255ITU-R BT.601 weighting
Light or darkLight
Best text colour on this backgroundBlackcontrast 12.45:1
Contrast with white1.69:1WCAG normal text: Fail
Contrast with black12.45:1WCAG normal text: AAA
Greyscale equivalent#BFBFBF
Inverted#5E26F0

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#E5C900no red cones; affects about 1% of men; ΔE 36 from the original
Deuteranopia#DEC631no green cones; the most common form, about 1% of men; ΔE 35.7 from the original
Tritanopia#A8CEB9no blue cones; rare, and affects men and women equally; ΔE 75.6 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text1.69:1WCAG large text: Fail
Contrast with black, large text12.45:1WCAG large text: AAA

Named colours

Yellow green · ΔE 12.2Green yellow · ΔE 16.4Lawn green · ΔE 28.5Chartreuse · ΔE 29.2Limegreen · ΔE 31.1Yellow · ΔE 31.2
Nearest named CSS colourYellow green (#9ACD32)ΔE 12.24, a distinctly different colour
Hue familygreen
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#470FD9
Analogous#D9AC0F, #3CD90F
Triadic#0FA1D9, #D90FA1
Split complementary#0F3CD9, #AC0FD9
Tetradic#0FD9AC, #470FD9, #D90F3C

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#E8FABA
Lighter +30%#D9F78A
Lighter +20%#C9F45A
Lighter +10%#BAF02B
Darker −10%#7EA90C
Darker −20%#5A7A08
Darker −30%#374A05
Darker −40%#131A02
More saturated +25%#A8E800
Less saturated −25%#94BC2C

Channel breakdown

R161
G217
B15
Red161 (63.1%)
Green217 (85.1%)
Blue15 (5.9%)
Hue76.63°
Saturation (HSL)87.07%
Lightness45.49%
Dominant channelGreen
Hex per channelR A1 · G D9 · B 0F

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Every value on this page was computed from “a1d90f” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.