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Recognised as Colour

#288A28

  • #288A28
  • Green
  • Dark
  • Nearest: Forest green

#288A28 is a green with RGB values 40, 138, 40 and HSL 120°, 55%, 35%. It is a dark colour, so black text on it reaches 4.8:1 contrast (AA for normal text). The nearest named colour is Forest green.

Colour values

#288A28#288A28
HEX#288A28
RGBrgb(40, 138, 40)
RGB (0–1)0.1569, 0.5412, 0.1569
RGB percentages15.7%, 54.1%, 15.7%
HSLhsl(120, 55.1%, 34.9%)
HSV / HSBhsv(120, 71%, 54.1%)
CMYK71%, 0%, 71%, 45.9%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,656,808
CSS custom property--colour: #288A28;

Brightness & contrast

Relative luminance0.18781WCAG 2.x, 0 is black and 1 is white
Perceived brightness108.8 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 4.76:1
Contrast with white4.42:1WCAG normal text: Fail
Contrast with black4.76:1WCAG normal text: AA
Greyscale equivalent#6E6E6E
Inverted#D775D7

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#8D7D19no red cones; affects about 1% of men; ΔE 44 from the original
Deuteranopia#827531no green cones; the most common form, about 1% of men; ΔE 43.9 from the original
Tritanopia#0B8676no blue cones; rare, and affects men and women equally; ΔE 44.6 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text4.42:1WCAG large text: AA
Contrast with black, large text4.76:1WCAG large text: AAA

Named colours

Forest green · ΔE 3.2Green · ΔE 9.4Dark green · ΔE 14.9Olivedrab · ΔE 21.1Medium seagreen · ΔE 23.5Sea green · ΔE 23.8
Nearest named CSS colourForest green (#228B22)ΔE 3.21, a close match
Hue familygreen
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#8A288A
Analogous#598A28, #288A59
Triadic#28288A, #8A2828
Split complementary#59288A, #8A2859
Tetradic#28598A, #8A288A, #8A5928

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#9CE29C
Lighter +30%#74D774
Lighter +20%#4DCB4D
Lighter +10%#33B233
Darker −10%#1D621D
Darker −20%#113B11
Darker −30%#061306
Darker −40%#000000
More saturated +25%#12A012
Less saturated −25%#3E743E

Channel breakdown

R40
G138
B40
Red40 (15.7%)
Green138 (54.1%)
Blue40 (15.7%)
Hue120°
Saturation (HSL)55.06%
Lightness34.9%
Dominant channelGreen
Hex per channelR 28 · G 8A · B 28

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Every value on this page was computed from “288a28” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.