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Recognised as Colour

#33A31D

  • #33A31D
  • Green
  • Dark
  • Nearest: Forest green

#33A31D is a green with RGB values 51, 163, 29 and HSL 110°, 70%, 38%. It is a dark colour, so black text on it reaches 6.4:1 contrast (AA for normal text). The nearest named colour is Forest green.

Colour values

#33A31D#33A31D
HEX#33A31D
RGBrgb(51, 163, 29)
RGB (0–1)0.2, 0.6392, 0.1137
RGB percentages20%, 63.9%, 11.4%
HSLhsl(110.1, 69.8%, 37.6%)
HSV / HSBhsv(110.1, 82.2%, 63.9%)
CMYK68.7%, 0%, 82.2%, 36.1%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer3,384,093
CSS custom property--colour: #33A31D;

Brightness & contrast

Relative luminance0.26987WCAG 2.x, 0 is black and 1 is white
Perceived brightness128.3 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 6.4:1
Contrast with white3.28:1WCAG normal text: Fail
Contrast with black6.4:1WCAG normal text: AA
Greyscale equivalent#828282
Inverted#CC5CE2

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#A79300no red cones; affects about 1% of men; ΔE 50.7 from the original
Deuteranopia#9A8A2Eno green cones; the most common form, about 1% of men; ΔE 50.3 from the original
Tritanopia#1B9E8Bno blue cones; rare, and affects men and women equally; ΔE 57.1 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text3.28:1WCAG large text: AA
Contrast with black, large text6.4:1WCAG large text: AAA

Named colours

Forest green · ΔE 14Green · ΔE 14Limegreen · ΔE 19.5Yellow green · ΔE 27Olivedrab · ΔE 27.4Dark green · ΔE 28.6
Nearest named CSS colourForest green (#228B22)ΔE 13.95, a distinctly different colour
Hue familygreen
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#8D1DA3
Analogous#76A31D, #1DA34A
Triadic#1D33A3, #A31D33
Split complementary#4A1DA3, #A31D76
Tetradic#1D76A3, #8D1DA3, #A34A1D

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#ABEE9E
Lighter +30%#86E673
Lighter +20%#60DE48
Lighter +10%#41CE25
Darker −10%#257815
Darker −20%#184C0E
Darker −30%#0A2106
Darker −40%#000000
More saturated +25%#23BB05
Less saturated −25%#438B35

Channel breakdown

R51
G163
B29
Red51 (20%)
Green163 (63.9%)
Blue29 (11.4%)
Hue110.15°
Saturation (HSL)69.79%
Lightness37.65%
Dominant channelGreen
Hex per channelR 33 · G A3 · B 1D

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Every value on this page was computed from “33a31d” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.