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Recognised as Colour

#53FF21

  • #53FF21
  • Green
  • Light
  • Nearest: Lime

#53FF21 is a green with RGB values 83, 255, 33 and HSL 106°, 100%, 56%. It is a light colour, so black text on it reaches 15.7:1 contrast (AAA for normal text). The nearest named colour is Lime.

Colour values

#53FF21#53FF21
HEX#53FF21
RGBrgb(83, 255, 33)
RGB (0–1)0.3255, 1, 0.1294
RGB percentages32.5%, 100%, 12.9%
HSLhsl(106.5, 100%, 56.5%)
HSV / HSBhsv(106.5, 87.1%, 100%)
CMYK67.5%, 0%, 87.1%, 0%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer5,504,801
CSS custom property--colour: #53FF21;

Brightness & contrast

Relative luminance0.73469WCAG 2.x, 0 is black and 1 is white
Perceived brightness200.9 of 255ITU-R BT.601 weighting
Light or darkLight
Best text colour on this backgroundBlackcontrast 15.69:1
Contrast with white1.34:1WCAG normal text: Fail
Contrast with black15.69:1WCAG normal text: AAA
Greyscale equivalent#CACACA
Inverted#AC00DE

Colour vision & accessibility

Protanopia#FFE700no red cones; affects about 1% of men; ΔE 68.5 from the original
Deuteranopia#F2D943no green cones; the most common form, about 1% of men; ΔE 71.2 from the original
Tritanopia#30F7D9no blue cones; rare, and affects men and women equally; ΔE 83.3 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text1.34:1WCAG large text: Fail
Contrast with black, large text15.69:1WCAG large text: AAA

Named colours

Nearest named CSS colourLime (#00FF00)ΔE 8.88, clearly different but related
Hue familygreen
CSS keyword usableNo exact keyword

Colour harmonies

Complementary#CD21FF
Analogous#C2FF21, #21FF5E
Triadic#2153FF, #FF2153
Split complementary#5E21FF, #FF21C2
Tetradic#21C2FF, #CD21FF, #FF5E21

Tints, shades & saturation

Lighter +40%#F1FFED
Lighter +30%#CAFFBA
Lighter +20%#A2FF87
Lighter +10%#7BFF54
Darker −10%#35ED00
Darker −20%#2ABA00
Darker −30%#1E8700
Darker −40%#135400
More saturated +25%#53FF21
Less saturated −25%#62E33D

Channel breakdown

R83
G255
B33
Red83 (32.5%)
Green255 (100%)
Blue33 (12.9%)
Hue106.49°
Saturation (HSL)100%
Lightness56.47%
Dominant channelGreen
Hex per channelR 53 · G FF · B 21

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Every value on this page was computed from “53ff21” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.