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Recognised as Colour

#4BD221

  • #4BD221
  • Green
  • Dark
  • Nearest: Limegreen

#4BD221 is a green with RGB values 75, 210, 33 and HSL 106°, 73%, 48%. It is a dark colour, so black text on it reaches 10.5:1 contrast (AAA for normal text). The nearest named colour is Limegreen.

Colour values

#4BD221#4BD221
HEX#4BD221
RGBrgb(75, 210, 33)
RGB (0–1)0.2941, 0.8235, 0.1294
RGB percentages29.4%, 82.4%, 12.9%
HSLhsl(105.8, 72.8%, 47.6%)
HSV / HSBhsv(105.8, 84.3%, 82.4%)
CMYK64.3%, 0%, 84.3%, 17.6%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer4,968,993
CSS custom property--colour: #4BD221;

Brightness & contrast

Relative luminance0.47699WCAG 2.x, 0 is black and 1 is white
Perceived brightness166.4 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 10.54:1
Contrast with white1.99:1WCAG normal text: Fail
Contrast with black10.54:1WCAG normal text: AAA
Greyscale equivalent#A9A9A9
Inverted#B42DDE

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#D8BE00no red cones; affects about 1% of men; ΔE 60.1 from the original
Deuteranopia#C8B439no green cones; the most common form, about 1% of men; ΔE 59.2 from the original
Tritanopia#35CBB3no blue cones; rare, and affects men and women equally; ΔE 70.7 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text1.99:1WCAG large text: Fail
Contrast with black, large text10.54:1WCAG large text: AAA

Named colours

Limegreen · ΔE 7.4Lawn green · ΔE 22.1Chartreuse · ΔE 23.4Green yellow · ΔE 25.4Yellow green · ΔE 27.3Spring green · ΔE 28
Nearest named CSS colourLimegreen (#32CD32)ΔE 7.42, clearly different but related
Hue familygreen
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#A821D2
Analogous#A3D221, #21D250
Triadic#214BD2, #D2214B
Split complementary#5021D2, #D221A3
Tetradic#21A3D2, #A821D2, #D25021

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#D3F6C9
Lighter +30%#B0F09C
Lighter +20%#8DE970
Lighter +10%#6AE244
Darker −10%#3BA61A
Darker −20%#2C7A13
Darker −30%#1C4E0C
Darker −40%#0C2205
More saturated +25%#3BF003
Less saturated −25%#5BB43F

Channel breakdown

R75
G210
B33
Red75 (29.4%)
Green210 (82.4%)
Blue33 (12.9%)
Hue105.76°
Saturation (HSL)72.84%
Lightness47.65%
Dominant channelGreen
Hex per channelR 4B · G D2 · B 21

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Every value on this page was computed from “4bd221” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.