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Recognised as Colour

#A1CA15

  • #A1CA15
  • Green
  • Dark
  • Nearest: Yellow green

#A1CA15 is a green with RGB values 161, 202, 21 and HSL 74°, 81%, 44%. It is a dark colour, so black text on it reaches 11:1 contrast (AAA for normal text). The nearest named colour is Yellow green.

Colour values

#A1CA15#A1CA15
HEX#A1CA15
RGBrgb(161, 202, 21)
RGB (0–1)0.6314, 0.7922, 0.0824
RGB percentages63.1%, 79.2%, 8.2%
HSLhsl(73.6, 81.2%, 43.7%)
HSV / HSBhsv(73.6, 89.6%, 79.2%)
CMYK20.3%, 0%, 89.6%, 20.8%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer10,603,029
CSS custom property--colour: #A1CA15;

Brightness & contrast

Relative luminance0.49872WCAG 2.x, 0 is black and 1 is white
Perceived brightness178.2 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 10.97:1
Contrast with white1.91:1WCAG normal text: Fail
Contrast with black10.97:1WCAG normal text: AAA
Greyscale equivalent#B4B4B4
Inverted#5E35EA

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#D6BD00no red cones; affects about 1% of men; ΔE 29 from the original
Deuteranopia#D1BB2Fno green cones; the most common form, about 1% of men; ΔE 28.8 from the original
Tritanopia#AABFACno blue cones; rare, and affects men and women equally; ΔE 70.4 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text1.91:1WCAG large text: Fail
Contrast with black, large text10.97:1WCAG large text: AAA

Named colours

Yellow green · ΔE 7.4Green yellow · ΔE 25.2Olivedrab · ΔE 32.5Yellow · ΔE 32.8Limegreen · ΔE 34.5Olive · ΔE 36.6
Nearest named CSS colourYellow green (#9ACD32)ΔE 7.43, clearly different but related
Hue familygreen
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#3E15CA
Analogous#CA9915, #46CA15
Triadic#15A1CA, #CA15A1
Split complementary#1547CA, #9815CA
Tetradic#15CA98, #3E15CA, #CA1547

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#E8F7B4
Lighter +30%#DAF286
Lighter +20%#CCEE57
Lighter +10%#BDE929
Darker −10%#7C9C10
Darker −20%#576E0B
Darker −30%#333F07
Darker −40%#0E1102
More saturated +25%#ACDF00
Less saturated −25%#92AE31

Channel breakdown

R161
G202
B21
Red161 (63.1%)
Green202 (79.2%)
Blue21 (8.2%)
Hue73.59°
Saturation (HSL)81.17%
Lightness43.73%
Dominant channelGreen
Hex per channelR A1 · G CA · B 15

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Every value on this page was computed from “a1ca15” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.