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Colour

#228A22

  • #228A22
  • Green
  • Dark
  • Nearest: Forest green

#228A22 is a green with RGB values 34, 138, 34 and HSL 120°, 60%, 34%. It is a dark colour, so black text on it reaches 4.7:1 contrast (AA for normal text). The nearest named colour is Forest green.

Colour values

#228A22#228A22
HEX#228A22
RGBrgb(34, 138, 34)
RGB (0–1)0.1333, 0.5412, 0.1333
RGB percentages13.3%, 54.1%, 13.3%
HSLhsl(120, 60.5%, 33.7%)
HSV / HSBhsv(120, 75.4%, 54.1%)
CMYK75.4%, 0%, 75.4%, 45.9%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,263,586
CSS custom property--colour: #228A22;

Brightness & contrast

Relative luminance0.18633WCAG 2.x, 0 is black and 1 is white
Perceived brightness108 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 4.73:1
Contrast with white4.44:1WCAG normal text: Fail
Contrast with black4.73:1WCAG normal text: AA
Greyscale equivalent#6C6C6C
Inverted#DD75DD

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#8D7C0Eno red cones; affects about 1% of men; ΔE 46 from the original
Deuteranopia#81742Dno green cones; the most common form, about 1% of men; ΔE 45.4 from the original
Tritanopia#008676no blue cones; rare, and affects men and women equally; ΔE 47.1 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text4.44:1WCAG large text: AA
Contrast with black, large text4.73:1WCAG large text: AAA

Named colours

Forest green · ΔE 0.6Green · ΔE 7Dark green · ΔE 15.5Olivedrab · ΔE 22.1Medium seagreen · ΔE 25.3Sea green · ΔE 26.4
Nearest named CSS colourForest green (#228B22)ΔE 0.59, indistinguishable to the eye
Hue familygreen
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#8A228A
Analogous#568A22, #228A56
Triadic#22228A, #8A2222
Split complementary#56228A, #8A2256
Tetradic#22568A, #8A228A, #8A5622

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#93E593
Lighter +30%#6BDA6B
Lighter +20%#42D042
Lighter +10%#2CB32C
Darker −10%#186118
Darker −20%#0E380E
Darker −30%#040F04
Darker −40%#000000
More saturated +25%#0C9F0C
Less saturated −25%#377437

Channel breakdown

R34
G138
B34
Red34 (13.3%)
Green138 (54.1%)
Blue34 (13.3%)
Hue120°
Saturation (HSL)60.47%
Lightness33.73%
Dominant channelGreen
Hex per channelR 22 · G 8A · B 22

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Every value on this page was computed from “228a22” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.