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Recognised as Colour

#28F18A

  • #28F18A
  • Green
  • Light
  • Nearest: Medium spring green

#28F18A is a green with RGB values 40, 241, 138 and HSL 149°, 88%, 55%. It is a light colour, so black text on it reaches 14:1 contrast (AAA for normal text). The nearest named colour is Medium spring green.

Colour values

#28F18A#28F18A
HEX#28F18A
RGBrgb(40, 241, 138)
RGB (0–1)0.1569, 0.9451, 0.5412
RGB percentages15.7%, 94.5%, 54.1%
HSLhsl(149.3, 87.8%, 55.1%)
HSV / HSBhsv(149.3, 83.4%, 94.5%)
CMYK83.4%, 0%, 42.7%, 5.5%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,683,274
CSS custom property--colour: #28F18A;

Brightness & contrast

Relative luminance0.65197WCAG 2.x, 0 is black and 1 is white
Perceived brightness191.7 of 255ITU-R BT.601 weighting
Light or darkLight
Best text colour on this backgroundBlackcontrast 14.04:1
Contrast with white1.5:1WCAG normal text: Fail
Contrast with black14.04:1WCAG normal text: AAA
Greyscale equivalent#BFBFBF
Inverted#D70E75

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#F1DC82no red cones; affects about 1% of men; ΔE 65 from the original
Deuteranopia#DBCD91no green cones; the most common form, about 1% of men; ΔE 65 from the original
Tritanopia#00EED8no blue cones; rare, and affects men and women equally; ΔE 43.1 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text1.5:1WCAG large text: Fail
Contrast with black, large text14.04:1WCAG large text: AAA

Named colours

Medium spring green · ΔE 5.5Spring green · ΔE 13.6Pale green · ΔE 21.4Light green · ΔE 22.5Limegreen · ΔE 27.4Medium seagreen · ΔE 30.8
Nearest named CSS colourMedium spring green (#00FA9A)ΔE 5.52, clearly different but related
Hue familygreen
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#F1288F
Analogous#2BF128, #28F1EE
Triadic#8A28F1, #F18A28
Split complementary#EE28F1, #F1282B
Tetradic#282BF1, #F1288F, #F1EE28

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#E8FDF2
Lighter +30%#B8FAD8
Lighter +20%#88F7BE
Lighter +10%#58F4A4
Darker −10%#0ED870
Darker −20%#0BA858
Darker −30%#08783F
Darker −40%#054826
More saturated +25%#1AFF8A
Less saturated −25%#45D48B

Channel breakdown

R40
G241
B138
Red40 (15.7%)
Green241 (94.5%)
Blue138 (54.1%)
Hue149.25°
Saturation (HSL)87.77%
Lightness55.1%
Dominant channelGreen
Hex per channelR 28 · G F1 · B 8A

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Every value on this page was computed from “28f18a” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.