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Recognised as Colour

#A1C50B

  • #A1C50B
  • Green
  • Dark
  • Nearest: Yellow green

#A1C50B is a green with RGB values 161, 197, 11 and HSL 72°, 89%, 41%. It is a dark colour, so black text on it reaches 10.5:1 contrast (AAA for normal text). The nearest named colour is Yellow green.

Colour values

#A1C50B#A1C50B
HEX#A1C50B
RGBrgb(161, 197, 11)
RGB (0–1)0.6314, 0.7725, 0.0431
RGB percentages63.1%, 77.3%, 4.3%
HSLhsl(71.6, 89.4%, 40.8%)
HSV / HSBhsv(71.6, 94.4%, 77.3%)
CMYK18.3%, 0%, 94.4%, 22.7%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer10,601,739
CSS custom property--colour: #A1C50B;

Brightness & contrast

Relative luminance0.47534WCAG 2.x, 0 is black and 1 is white
Perceived brightness174.8 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 10.51:1
Contrast with white2:1WCAG normal text: Fail
Contrast with black10.51:1WCAG normal text: AAA
Greyscale equivalent#B0B0B0
Inverted#5E3AF4

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#D2B800no red cones; affects about 1% of men; ΔE 27.5 from the original
Deuteranopia#CDB72Ano green cones; the most common form, about 1% of men; ΔE 26.9 from the original
Tritanopia#AABAA7no blue cones; rare, and affects men and women equally; ΔE 69.9 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text2:1WCAG large text: Fail
Contrast with black, large text10.51:1WCAG large text: AAA

Named colours

Yellow green · ΔE 8.9Green yellow · ΔE 27.6Olivedrab · ΔE 31.4Yellow · ΔE 32.8Olive · ΔE 34.5Gold · ΔE 35.9
Nearest named CSS colourYellow green (#9ACD32)ΔE 8.9, clearly different but related
Hue familygreen
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#2F0BC5
Analogous#C58C0B, #44C50B
Triadic#0BA1C5, #C50BA1
Split complementary#0B44C5, #8C0BC5
Tetradic#0BC58C, #2F0BC5, #C50B44

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#E9FAA2
Lighter +30%#DDF772
Lighter +20%#D2F442
Lighter +10%#C6F211
Darker −10%#7A9508
Darker −20%#526406
Darker −30%#2B3403
Darker −40%#030400
More saturated +25%#A8D000
Less saturated −25%#91AB25

Channel breakdown

R161
G197
B11
Red161 (63.1%)
Green197 (77.3%)
Blue11 (4.3%)
Hue71.61°
Saturation (HSL)89.42%
Lightness40.78%
Dominant channelGreen
Hex per channelR A1 · G C5 · B 0B

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Every value on this page was computed from “a1c50b” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.