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Recognised as Colour

#21FE84

  • #21FE84
  • Green
  • Light
  • Nearest: Spring green

#21FE84 is a green with RGB values 33, 254, 132 and HSL 147°, 99%, 56%. It is a light colour, so black text on it reaches 15.6:1 contrast (AAA for normal text). The nearest named colour is Spring green.

Colour values

#21FE84#21FE84
HEX#21FE84
RGBrgb(33, 254, 132)
RGB (0–1)0.1294, 0.9961, 0.5176
RGB percentages12.9%, 99.6%, 51.8%
HSLhsl(146.9, 99.1%, 56.3%)
HSV / HSBhsv(146.9, 87%, 99.6%)
CMYK87%, 0%, 48%, 0.4%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,227,844
CSS custom property--colour: #21FE84;

Brightness & contrast

Relative luminance0.72873WCAG 2.x, 0 is black and 1 is white
Perceived brightness200.5 of 255ITU-R BT.601 weighting
Light or darkLight
Best text colour on this backgroundBlackcontrast 15.57:1
Contrast with white1.35:1WCAG normal text: Fail
Contrast with black15.57:1WCAG normal text: AAA
Greyscale equivalent#C6C6C6
Inverted#DE017B

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#FFE87Ano red cones; affects about 1% of men; ΔE 69.8 from the original
Deuteranopia#E8D78Dno green cones; the most common form, about 1% of men; ΔE 70.4 from the original
Tritanopia#00FAE1no blue cones; rare, and affects men and women equally; ΔE 50.7 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text1.35:1WCAG large text: Fail
Contrast with black, large text15.57:1WCAG large text: AAA

Named colours

Spring green · ΔE 3.4Medium spring green · ΔE 12.8Limegreen · ΔE 24.2Pale green · ΔE 27Light green · ΔE 29.3Lime · ΔE 40.3
Nearest named CSS colourSpring green (#00FF7F)ΔE 3.41, a close match
Hue familygreen
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#FE219B
Analogous#2CFE21, #21FEF3
Triadic#8421FE, #FE8421
Split complementary#F321FE, #FE212C
Tetradic#212CFE, #FE219B, #FEF321

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#ECFFF5
Lighter +30%#B9FFD8
Lighter +20%#87FEBC
Lighter +10%#54FEA0
Darker −10%#01EB6A
Darker −20%#01B853
Darker −30%#01853C
Darker −40%#005325
More saturated +25%#20FF84
Less saturated −25%#3DE287

Channel breakdown

R33
G254
B132
Red33 (12.9%)
Green254 (99.6%)
Blue132 (51.8%)
Hue146.88°
Saturation (HSL)99.1%
Lightness56.27%
Dominant channelGreen
Hex per channelR 21 · G FE · B 84

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Every value on this page was computed from “21fe84” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.