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Recognised as Colour

#28D40F

  • #28D40F
  • Green
  • Dark
  • Nearest: Limegreen

#28D40F is a green with RGB values 40, 212, 15 and HSL 112°, 87%, 45%. It is a dark colour, so black text on it reaches 10.5:1 contrast (AAA for normal text). The nearest named colour is Limegreen.

Colour values

#28D40F#28D40F
HEX#28D40F
RGBrgb(40, 212, 15)
RGB (0–1)0.1569, 0.8314, 0.0588
RGB percentages15.7%, 83.1%, 5.9%
HSLhsl(112.4, 86.8%, 44.5%)
HSV / HSBhsv(112.4, 92.9%, 83.1%)
CMYK81.1%, 0%, 92.9%, 16.9%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,675,727
CSS custom property--colour: #28D40F;

Brightness & contrast

Relative luminance0.47573WCAG 2.x, 0 is black and 1 is white
Perceived brightness164 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#A1A1A1
Inverted#D72BF0

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#D9BF00no red cones; affects about 1% of men; ΔE 66.5 from the original
Deuteranopia#C7B333no green cones; the most common form, about 1% of men; ΔE 66 from the original
Tritanopia#00CDB4no blue cones; rare, and affects men and women equally; ΔE 74.7 from the original
Distinguishable without hueShifts in lightness toonever 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

Limegreen · ΔE 11.1Lawn green · ΔE 20.3Chartreuse · ΔE 21.5Lime · ΔE 22.7Spring green · ΔE 28.3Green yellow · ΔE 28.3
Nearest named CSS colourLimegreen (#32CD32)ΔE 11.11, a distinctly different colour
Hue familygreen
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#BB0FD4
Analogous#8BD40F, #0FD459
Triadic#0F28D4, #D40F28
Split complementary#580FD4, #D40F8B
Tetradic#0F8BD4, #BB0FD4, #D4590F

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#BEFAB5
Lighter +30%#94F686
Lighter +20%#6AF356
Lighter +10%#40F026
Darker −10%#1FA40C
Darker −20%#167508
Darker −30%#0D4505
Darker −40%#041502
More saturated +25%#1DE300
Less saturated −25%#3DB82B

Channel breakdown

R40
G212
B15
Red40 (15.7%)
Green212 (83.1%)
Blue15 (5.9%)
Hue112.39°
Saturation (HSL)86.78%
Lightness44.51%
Dominant channelGreen
Hex per channelR 28 · G D4 · B 0F

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Every value on this page was computed from “28d40f” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.