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Recognised as Colour

#428D44

  • #428D44
  • Green
  • Dark
  • Nearest: Sea green

#428D44 is a green with RGB values 66, 141, 68 and HSL 122°, 36%, 41%. It is a dark colour, so black text on it reaches 5.1:1 contrast (AA for normal text). The nearest named colour is Sea green.

Colour values

#428D44#428D44
HEX#428D44
RGBrgb(66, 141, 68)
RGB (0–1)0.2588, 0.5529, 0.2667
RGB percentages25.9%, 55.3%, 26.7%
HSLhsl(121.6, 36.2%, 40.6%)
HSV / HSBhsv(121.6, 53.2%, 55.3%)
CMYK53.2%, 0%, 51.8%, 44.7%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer4,361,540
CSS custom property--colour: #428D44;

Brightness & contrast

Relative luminance0.20625WCAG 2.x, 0 is black and 1 is white
Perceived brightness116.2 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 5.13:1
Contrast with white4.1:1WCAG normal text: Fail
Contrast with black5.13:1WCAG normal text: AA
Greyscale equivalent#787878
Inverted#BD72BB

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#90823Eno red cones; affects about 1% of men; ΔE 35.8 from the original
Deuteranopia#857B49no green cones; the most common form, about 1% of men; ΔE 35.5 from the original
Tritanopia#378A7Cno blue cones; rare, and affects men and women equally; ΔE 33.4 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text4.1:1WCAG large text: AA
Contrast with black, large text5.13:1WCAG large text: AAA

Named colours

Sea green · ΔE 11.8Forest green · ΔE 17Medium seagreen · ΔE 17.4Dark green · ΔE 19.7Olivedrab · ΔE 21Dark olivegreen · ΔE 22.7
Nearest named CSS colourSea green (#2E8B57)ΔE 11.79, a distinctly different colour
Hue familygreen
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#8D428B
Analogous#668D42, #428D69
Triadic#44428D, #8D4442
Split complementary#69428D, #8D4266
Tetradic#42668D, #8D428B, #8D6942

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#BCDFBD
Lighter +30%#99CF9A
Lighter +20%#76BF78
Lighter +10%#53AF56
Darker −10%#326A33
Darker −20%#214822
Darker −30%#112512
Darker −40%#010201
More saturated +25%#28A72C
Less saturated −25%#5C735C

Channel breakdown

R66
G141
B68
Red66 (25.9%)
Green141 (55.3%)
Blue68 (26.7%)
Hue121.6°
Saturation (HSL)36.23%
Lightness40.59%
Dominant channelGreen
Hex per channelR 42 · G 8D · B 44

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Every value on this page was computed from “428d44” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.