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Recognised as Colour

#66B976

  • #66B976
  • Green
  • Dark
  • Nearest: Medium seagreen

#66B976 is a green with RGB values 102, 185, 118 and HSL 132°, 37%, 56%. It is a dark colour, so black text on it reaches 8.8:1 contrast (AAA for normal text). The nearest named colour is Medium seagreen.

Colour values

#66B976#66B976
HEX#66B976
RGBrgb(102, 185, 118)
RGB (0–1)0.4, 0.7255, 0.4627
RGB percentages40%, 72.5%, 46.3%
HSLhsl(131.6, 37.2%, 56.3%)
HSV / HSBhsv(131.6, 44.9%, 72.5%)
CMYK44.9%, 0%, 36.2%, 27.5%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer6,732,150
CSS custom property--colour: #66B976;

Brightness & contrast

Relative luminance0.38831WCAG 2.x, 0 is black and 1 is white
Perceived brightness157.4 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 8.77:1
Contrast with white2.4:1WCAG normal text: Fail
Contrast with black8.77:1WCAG normal text: AAA
Greyscale equivalent#A3A3A3
Inverted#994689

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#BAAC72no red cones; affects about 1% of men; ΔE 36.8 from the original
Deuteranopia#AEA47Ano green cones; the most common form, about 1% of men; ΔE 36.9 from the original
Tritanopia#58B6A8no blue cones; rare, and affects men and women equally; ΔE 29 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text2.4:1WCAG large text: Fail
Contrast with black, large text8.77:1WCAG large text: AAA

Named colours

Medium seagreen · ΔE 9.3Sea green · ΔE 18.2Dark seagreen · ΔE 18.3Medium aquamarine · ΔE 19.4Light green · ΔE 21.8Pale green · ΔE 26.6
Nearest named CSS colourMedium seagreen (#3CB371)ΔE 9.3, clearly different but related
Hue familygreen
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#B966A9
Analogous#7FB966, #66B9A0
Triadic#7666B9, #B97666
Split complementary#A066B9, #B9667F
Tetradic#667FB9, #B966A9, #B9A066

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#F2F9F3
Lighter +30%#CFE9D4
Lighter +20%#ACD9B5
Lighter +10%#89C995
Darker −10%#4AA25B
Darker −20%#3A7F47
Darker −30%#2A5C34
Darker −40%#1A3920
More saturated +25%#4AD565
Less saturated −25%#829D87

Channel breakdown

R102
G185
B118
Red102 (40%)
Green185 (72.5%)
Blue118 (46.3%)
Hue131.57°
Saturation (HSL)37.22%
Lightness56.27%
Dominant channelGreen
Hex per channelR 66 · G B9 · B 76

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Every value on this page was computed from “66b976” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.