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Recognised as Colour

#28CB28

  • #28CB28
  • Green
  • Dark
  • Nearest: Limegreen

#28CB28 is a green with RGB values 40, 203, 40 and HSL 120°, 67%, 48%. It is a dark colour, so black text on it reaches 9.7:1 contrast (AAA for normal text). The nearest named colour is Limegreen.

Colour values

#28CB28#28CB28
HEX#28CB28
RGBrgb(40, 203, 40)
RGB (0–1)0.1569, 0.7961, 0.1569
RGB percentages15.7%, 79.6%, 15.7%
HSLhsl(120, 67.1%, 47.6%)
HSV / HSBhsv(120, 80.3%, 79.6%)
CMYK80.3%, 0%, 80.3%, 20.4%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,673,448
CSS custom property--colour: #28CB28;

Brightness & contrast

Relative luminance0.43316WCAG 2.x, 0 is black and 1 is white
Perceived brightness157.6 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 9.66:1
Contrast with white2.17:1WCAG normal text: Fail
Contrast with black9.66:1WCAG normal text: AAA
Greyscale equivalent#9D9D9D
Inverted#D734D7

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#D0B700no red cones; affects about 1% of men; ΔE 64 from the original
Deuteranopia#BEAB3Dno green cones; the most common form, about 1% of men; ΔE 63.1 from the original
Tritanopia#00C5ADno blue cones; rare, and affects men and women equally; ΔE 66.9 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text2.17:1WCAG large text: Fail
Contrast with black, large text9.66:1WCAG large text: AAA

Named colours

Limegreen · ΔE 2.7Spring green · ΔE 25Lawn green · ΔE 27.3Chartreuse · ΔE 28.6Lime · ΔE 30.8Yellow green · ΔE 31
Nearest named CSS colourLimegreen (#32CD32)ΔE 2.72, a close match
Hue familygreen
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#CB28CB
Analogous#79CB28, #28CB79
Triadic#2828CB, #CB2828
Split complementary#7928CB, #CB2879
Tetradic#2879CB, #CB28CB, #CB7928

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#CAF5CA
Lighter +30%#A0ECA0
Lighter +20%#75E475
Lighter +10%#4BDB4B
Darker −10%#20A020
Darker −20%#177617
Darker −30%#0F4B0F
Darker −40%#062106
More saturated +25%#0AE90A
Less saturated −25%#46AD46

Channel breakdown

R40
G203
B40
Red40 (15.7%)
Green203 (79.6%)
Blue40 (15.7%)
Hue120°
Saturation (HSL)67.08%
Lightness47.65%
Dominant channelGreen
Hex per channelR 28 · G CB · B 28

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Every value on this page was computed from “28cb28” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.