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Recognised as Colour

#18CA2B

  • #18CA2B
  • Green
  • Dark
  • Nearest: Limegreen

#18CA2B is a green with RGB values 24, 202, 43 and HSL 126°, 79%, 44%. It is a dark colour, so black text on it reaches 9.5:1 contrast (AAA for normal text). The nearest named colour is Limegreen.

Colour values

#18CA2B#18CA2B
HEX#18CA2B
RGBrgb(24, 202, 43)
RGB (0–1)0.0941, 0.7922, 0.1686
RGB percentages9.4%, 79.2%, 16.9%
HSLhsl(126.4, 78.8%, 44.3%)
HSV / HSBhsv(126.4, 88.1%, 79.2%)
CMYK88.1%, 0%, 78.7%, 20.8%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer1,624,619
CSS custom property--colour: #18CA2B;

Brightness & contrast

Relative luminance0.4261WCAG 2.x, 0 is black and 1 is white
Perceived brightness156 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 9.52:1
Contrast with white2.21:1WCAG normal text: Fail
Contrast with black9.52:1WCAG normal text: AAA
Greyscale equivalent#999999
Inverted#E735D4

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#CEB600no red cones; affects about 1% of men; ΔE 64.9 from the original
Deuteranopia#BDAA3Eno green cones; the most common form, about 1% of men; ΔE 64.3 from the original
Tritanopia#00C4ADno blue cones; rare, and affects men and women equally; ΔE 66.6 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text2.21:1WCAG large text: Fail
Contrast with black, large text9.52:1WCAG large text: AAA

Named colours

Limegreen · ΔE 2.9Spring green · ΔE 24.1Lawn green · ΔE 28.8Chartreuse · ΔE 30Lime · ΔE 31.4Yellow green · ΔE 32.3
Nearest named CSS colourLimegreen (#32CD32)ΔE 2.89, a close match
Hue familygreen
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#CA18B7
Analogous#5ECA18, #18CA84
Triadic#2B18CA, #CA2B18
Split complementary#8418CA, #CA185E
Tetradic#185ECA, #CA18B7, #CA8418

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#B7F7BE
Lighter +30%#8AF195
Lighter +20%#5CEC6C
Lighter +10%#2FE642
Darker −10%#139C21
Darker −20%#0D6F18
Darker −30%#08410E
Darker −40%#021404
More saturated +25%#00E218
Less saturated −25%#34AE41

Channel breakdown

R24
G202
B43
Red24 (9.4%)
Green202 (79.2%)
Blue43 (16.9%)
Hue126.4°
Saturation (HSL)78.76%
Lightness44.31%
Dominant channelGreen
Hex per channelR 18 · G CA · B 2B

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Every value on this page was computed from “18ca2b” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.