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Recognised as Colour

#66A325

  • #66A325
  • Green
  • Dark
  • Nearest: Olivedrab

#66A325 is a green with RGB values 102, 163, 37 and HSL 89°, 63%, 39%. It is a dark colour, so black text on it reaches 6.8:1 contrast (AA for normal text). The nearest named colour is Olivedrab.

Colour values

#66A325#66A325
HEX#66A325
RGBrgb(102, 163, 37)
RGB (0–1)0.4, 0.6392, 0.1451
RGB percentages40%, 63.9%, 14.5%
HSLhsl(89, 63%, 39.2%)
HSV / HSBhsv(89, 77.3%, 63.9%)
CMYK37.4%, 0%, 77.3%, 36.1%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer6,726,437
CSS custom property--colour: #66A325;

Brightness & contrast

Relative luminance0.29153WCAG 2.x, 0 is black and 1 is white
Perceived brightness137.3 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 6.83:1
Contrast with white3.07:1WCAG normal text: Fail
Contrast with black6.83:1WCAG normal text: AA
Greyscale equivalent#8D8D8D
Inverted#995CDA

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#AA9604no red cones; affects about 1% of men; ΔE 35.8 from the original
Deuteranopia#A29132no green cones; the most common form, about 1% of men; ΔE 35.1 from the original
Tritanopia#679C8Bno blue cones; rare, and affects men and women equally; ΔE 54.7 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text3.07:1WCAG large text: AA
Contrast with black, large text6.83:1WCAG large text: AAA

Named colours

Olivedrab · ΔE 14Forest green · ΔE 17.4Yellow green · ΔE 19.6Green · ΔE 19.7Dark green · ΔE 28.2Olive · ΔE 28.3
Nearest named CSS colourOlivedrab (#6B8E23)ΔE 14.04, a distinctly different colour
Hue familygreen
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#6225A3
Analogous#A3A125, #27A325
Triadic#2566A3, #A32566
Split complementary#2527A3, #A125A3
Tetradic#25A3A1, #6225A3, #A32527

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#CBEBA9
Lighter +30%#B2E27F
Lighter +20%#99D955
Lighter +10%#80CD2E
Darker −10%#4C791C
Darker −20%#325012
Darker −30%#182609
Darker −40%#000000
More saturated +25%#67BC0C
Less saturated −25%#658A3E

Channel breakdown

R102
G163
B37
Red102 (40%)
Green163 (63.9%)
Blue37 (14.5%)
Hue89.05°
Saturation (HSL)63%
Lightness39.22%
Dominant channelGreen
Hex per channelR 66 · G A3 · B 25

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Every value on this page was computed from “66a325” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.