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Recognised as Colour

#15FF40

  • #15FF40
  • Green
  • Light
  • Nearest: Lime

#15FF40 is a green with RGB values 21, 255, 64 and HSL 131°, 100%, 54%. It is a light colour, so black text on it reaches 15.4:1 contrast (AAA for normal text). The nearest named colour is Lime.

Colour values

#15FF40#15FF40
HEX#15FF40
RGBrgb(21, 255, 64)
RGB (0–1)0.0824, 1, 0.251
RGB percentages8.2%, 100%, 25.1%
HSLhsl(131, 100%, 54.1%)
HSV / HSBhsv(131, 91.8%, 100%)
CMYK91.8%, 0%, 74.9%, 0%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer1,441,600
CSS custom property--colour: #15FF40;

Brightness & contrast

Relative luminance0.7205WCAG 2.x, 0 is black and 1 is white
Perceived brightness196.9 of 255ITU-R BT.601 weighting
Light or darkLight
Best text colour on this backgroundBlackcontrast 15.41:1
Contrast with white1.36:1WCAG normal text: Fail
Contrast with black15.41:1WCAG normal text: AAA
Greyscale equivalent#BFBFBF
Inverted#EA00BF

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#FFE611no red cones; affects about 1% of men; ΔE 75.7 from the original
Deuteranopia#EED756no green cones; the most common form, about 1% of men; ΔE 76.9 from the original
Tritanopia#00F8DBno blue cones; rare, and affects men and women equally; ΔE 77.2 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text1.36:1WCAG large text: Fail
Contrast with black, large text15.41:1WCAG large text: AAA

Named colours

Lime · ΔE 11.6Lawn green · ΔE 20.1Chartreuse · ΔE 20.5Limegreen · ΔE 24.6Spring green · ΔE 25.8Green yellow · ΔE 32.5
Nearest named CSS colourLime (#00FF00)ΔE 11.57, a distinctly different colour
Hue familygreen
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#FF15D4
Analogous#5FFF15, #15FFB5
Triadic#4015FF, #FF4015
Split complementary#B515FF, #FF155F
Tetradic#155FFF, #FF15D4, #FFB515

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#E1FFE7
Lighter +30%#AEFFBD
Lighter +20%#7BFF93
Lighter +10%#48FF6A
Darker −10%#00E129
Darker −20%#00AE20
Darker −30%#007B17
Darker −40%#00480D
More saturated +25%#15FF40
Less saturated −25%#32E253

Channel breakdown

R21
G255
B64
Red21 (8.2%)
Green255 (100%)
Blue64 (25.1%)
Hue131.03°
Saturation (HSL)100%
Lightness54.12%
Dominant channelGreen
Hex per channelR 15 · G FF · B 40

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Every value on this page was computed from “15ff40” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.