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Recognised as Colour

#21FF2E

  • #21FF2E
  • Green
  • Light
  • Nearest: Lime

#21FF2E is a green with RGB values 33, 255, 46 and HSL 124°, 100%, 56%. 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

#21FF2E#21FF2E
HEX#21FF2E
RGBrgb(33, 255, 46)
RGB (0–1)0.1294, 1, 0.1804
RGB percentages12.9%, 100%, 18%
HSLhsl(123.5, 100%, 56.5%)
HSV / HSBhsv(123.5, 87.1%, 100%)
CMYK87.1%, 0%, 82%, 0%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,228,014
CSS custom property--colour: #21FF2E;

Brightness & contrast

Relative luminance0.72041WCAG 2.x, 0 is black and 1 is white
Perceived brightness196.8 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#C1C1C1
Inverted#DE00D1

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#FFE600no red cones; affects about 1% of men; ΔE 75.2 from the original
Deuteranopia#EFD74Ano green cones; the most common form, about 1% of men; ΔE 77.1 from the original
Tritanopia#00F7DAno blue cones; rare, and affects men and women equally; ΔE 82 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 6.7Lawn green · ΔE 17.6Chartreuse · ΔE 17.9Limegreen · ΔE 27.4Spring green · ΔE 30.7Green yellow · ΔE 31.7
Nearest named CSS colourLime (#00FF00)ΔE 6.68, clearly different but related
Hue familygreen
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#FF21F2
Analogous#83FF21, #21FF9D
Triadic#2E21FF, #FF2E21
Split complementary#9D21FF, #FF2183
Tetradic#2183FF, #FF21F2, #FF9D21

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#EDFFEE
Lighter +30%#BAFFBE
Lighter +20%#87FF8E
Lighter +10%#54FF5E
Darker −10%#00ED0E
Darker −20%#00BA0B
Darker −30%#008708
Darker −40%#005405
More saturated +25%#21FF2E
Less saturated −25%#3DE347

Channel breakdown

R33
G255
B46
Red33 (12.9%)
Green255 (100%)
Blue46 (18%)
Hue123.51°
Saturation (HSL)100%
Lightness56.47%
Dominant channelGreen
Hex per channelR 21 · G FF · B 2E

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Every value on this page was computed from “21ff2e” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.