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Recognised as Colour

#21DC45

  • #21DC45
  • Green
  • Light
  • Nearest: Limegreen

#21DC45 is a green with RGB values 33, 220, 69 and HSL 132°, 74%, 50%. It is a light colour, so black text on it reaches 11.4:1 contrast (AAA for normal text). The nearest named colour is Limegreen.

Colour values

#21DC45#21DC45
HEX#21DC45
RGBrgb(33, 220, 69)
RGB (0–1)0.1294, 0.8627, 0.2706
RGB percentages12.9%, 86.3%, 27.1%
HSLhsl(131.6, 73.9%, 49.6%)
HSV / HSBhsv(131.6, 85%, 86.3%)
CMYK85%, 0%, 68.6%, 13.7%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,219,077
CSS custom property--colour: #21DC45;

Brightness & contrast

Relative luminance0.51939WCAG 2.x, 0 is black and 1 is white
Perceived brightness171.1 of 255ITU-R BT.601 weighting
Light or darkLight
Best text colour on this backgroundBlackcontrast 11.39:1
Contrast with white1.84:1WCAG normal text: Fail
Contrast with black11.39:1WCAG normal text: AAA
Greyscale equivalent#A9A9A9
Inverted#DE23BA

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#E0C72Fno red cones; affects about 1% of men; ΔE 67.2 from the original
Deuteranopia#CDBA54no green cones; the most common form, about 1% of men; ΔE 66.7 from the original
Tritanopia#00D6BEno blue cones; rare, and affects men and women equally; ΔE 64.1 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text1.84:1WCAG large text: Fail
Contrast with black, large text11.39:1WCAG large text: AAA

Named colours

Limegreen · ΔE 7.1Spring green · ΔE 17.3Lawn green · ΔE 28.5Medium spring green · ΔE 28.7Chartreuse · ΔE 29.6Lime · ΔE 29.7
Nearest named CSS colourLimegreen (#32CD32)ΔE 7.09, clearly different but related
Hue familygreen
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#DC21B8
Analogous#5BDC21, #21DCA2
Triadic#4521DC, #DC4521
Split complementary#A221DC, #DC215B
Tetradic#215BDC, #DC21B8, #DCA221

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#D1F8D8
Lighter +30%#A5F1B3
Lighter +20%#78EB8E
Lighter +10%#4CE469
Darker −10%#1AB037
Darker −20%#148329
Darker −30%#0D571B
Darker −40%#062B0D
More saturated +25%#01FC32
Less saturated −25%#41BC58

Channel breakdown

R33
G220
B69
Red33 (12.9%)
Green220 (86.3%)
Blue69 (27.1%)
Hue131.55°
Saturation (HSL)73.91%
Lightness49.61%
Dominant channelGreen
Hex per channelR 21 · G DC · B 45

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Every value on this page was computed from “21dc45” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.