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Recognised as Colour

#64B231

  • #64B231
  • Green
  • Dark
  • Nearest: Yellow green

#64B231 is a green with RGB values 100, 178, 49 and HSL 96°, 57%, 45%. It is a dark colour, so black text on it reaches 8:1 contrast (AAA for normal text). The nearest named colour is Yellow green.

Colour values

#64B231#64B231
HEX#64B231
RGBrgb(100, 178, 49)
RGB (0–1)0.3922, 0.698, 0.1922
RGB percentages39.2%, 69.8%, 19.2%
HSLhsl(96.3, 56.8%, 44.5%)
HSV / HSBhsv(96.3, 72.5%, 69.8%)
CMYK43.8%, 0%, 72.5%, 30.2%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer6,599,217
CSS custom property--colour: #64B231;

Brightness & contrast

Relative luminance0.34772WCAG 2.x, 0 is black and 1 is white
Perceived brightness147.9 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 7.95:1
Contrast with white2.64:1WCAG normal text: Fail
Contrast with black7.95:1WCAG normal text: AAA
Greyscale equivalent#989898
Inverted#9B4DCE

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#B8A31Ano red cones; affects about 1% of men; ΔE 41.6 from the original
Deuteranopia#AE9D3Dno green cones; the most common form, about 1% of men; ΔE 40.8 from the original
Tritanopia#61AB99no blue cones; rare, and affects men and women equally; ΔE 56.3 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text2.64:1WCAG large text: Fail
Contrast with black, large text7.95:1WCAG large text: AAA

Named colours

Yellow green · ΔE 17.6Forest green · ΔE 18.5Green · ΔE 20.9Olivedrab · ΔE 21.5Limegreen · ΔE 23.2Light green · ΔE 27.8
Nearest named CSS colourYellow green (#9ACD32)ΔE 17.62, a distinctly different colour
Hue familygreen
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#7F31B2
Analogous#A4B231, #31B23E
Triadic#3164B2, #B23164
Split complementary#3E31B2, #B231A5
Tetradic#31A5B2, #7F31B2, #B23E31

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#D3EEC1
Lighter +30%#B6E399
Lighter +20%#9AD871
Lighter +10%#7DCD49
Darker −10%#4E8A26
Darker −20%#37621B
Darker −30%#213A10
Darker −40%#0A1205
More saturated +25%#5ECE15
Less saturated −25%#6A964D

Channel breakdown

R100
G178
B49
Red100 (39.2%)
Green178 (69.8%)
Blue49 (19.2%)
Hue96.28°
Saturation (HSL)56.83%
Lightness44.51%
Dominant channelGreen
Hex per channelR 64 · G B2 · B 31

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Every value on this page was computed from “64b231” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.