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Recognised as Colour

#428F19

  • #428F19
  • Green
  • Dark
  • Nearest: Forest green

#428F19 is a green with RGB values 66, 143, 25 and HSL 99°, 70%, 33%. It is a dark colour, so black text on it reaches 5.2:1 contrast (AA for normal text). The nearest named colour is Forest green.

Colour values

#428F19#428F19
HEX#428F19
RGBrgb(66, 143, 25)
RGB (0–1)0.2588, 0.5608, 0.098
RGB percentages25.9%, 56.1%, 9.8%
HSLhsl(99.2, 70.2%, 32.9%)
HSV / HSBhsv(99.2, 82.5%, 56.1%)
CMYK53.8%, 0%, 82.5%, 43.9%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer4,362,009
CSS custom property--colour: #428F19;

Brightness & contrast

Relative luminance0.20873WCAG 2.x, 0 is black and 1 is white
Perceived brightness115.7 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 5.17:1
Contrast with white4.06:1WCAG normal text: Fail
Contrast with black5.17:1WCAG normal text: AA
Greyscale equivalent#767676
Inverted#BD70E6

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#948200no red cones; affects about 1% of men; ΔE 40.4 from the original
Deuteranopia#8A7C27no green cones; the most common form, about 1% of men; ΔE 39.5 from the original
Tritanopia#3C8A7Ano blue cones; rare, and affects men and women equally; ΔE 51.7 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text4.06:1WCAG large text: AA
Contrast with black, large text5.17:1WCAG large text: AAA

Named colours

Forest green · ΔE 8.1Green · ΔE 10.1Olivedrab · ΔE 16Dark green · ΔE 18.7Yellow green · ΔE 29.3Medium seagreen · ΔE 29.3
Nearest named CSS colourForest green (#228B22)ΔE 8.1, clearly different but related
Hue familygreen
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#66198F
Analogous#7D8F19, #198F2B
Triadic#19428F, #8F1942
Split complementary#2B198F, #8F197D
Tetradic#197D8F, #66198F, #8F2B19

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#ABEA8A
Lighter +30%#8CE35E
Lighter +20%#6DDB33
Lighter +10%#56BA21
Darker −10%#2E6411
Darker −20%#1A380A
Darker −30%#060D02
Darker −40%#000000
More saturated +25%#3CA404
Less saturated −25%#487A2E

Channel breakdown

R66
G143
B25
Red66 (25.9%)
Green143 (56.1%)
Blue25 (9.8%)
Hue99.15°
Saturation (HSL)70.24%
Lightness32.94%
Dominant channelGreen
Hex per channelR 42 · G 8F · B 19

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Every value on this page was computed from “428f19” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.