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Colour

#A4DDB1

  • #A4DDB1
  • Green
  • Light
  • Nearest: Dark seagreen

#A4DDB1 is a green with RGB values 164, 221, 177 and HSL 134°, 46%, 75%. It is a light colour, so black text on it reaches 13.6:1 contrast (AAA for normal text). The nearest named colour is Dark seagreen.

Colour values

#A4DDB1#A4DDB1
HEX#A4DDB1
RGBrgb(164, 221, 177)
RGB (0–1)0.6431, 0.8667, 0.6941
RGB percentages64.3%, 86.7%, 69.4%
HSLhsl(133.7, 45.6%, 75.5%)
HSV / HSBhsv(133.7, 25.8%, 86.7%)
CMYK25.8%, 0%, 19.9%, 13.3%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer10,804,657
CSS custom property--colour: #A4DDB1;

Brightness & contrast

Relative luminance0.6278WCAG 2.x, 0 is black and 1 is white
Perceived brightness200.7 of 255ITU-R BT.601 weighting
Light or darkLight
Best text colour on this backgroundBlackcontrast 13.56:1
Contrast with white1.55:1WCAG normal text: Fail
Contrast with black13.56:1WCAG normal text: AAA
Greyscale equivalent#CECECE
Inverted#5B224E

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#DED3AFno red cones; affects about 1% of men; ΔE 25.3 from the original
Deuteranopia#D4CDB3no green cones; the most common form, about 1% of men; ΔE 25.1 from the original
Tritanopia#9CDBD1no blue cones; rare, and affects men and women equally; ΔE 18 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text1.55:1WCAG large text: Fail
Contrast with black, large text13.56:1WCAG large text: AAA

Named colours

Dark seagreen · ΔE 11.9Medium aquamarine · ΔE 15.6Aquamarine · ΔE 21.4Pale turquoise · ΔE 24.3Light goldenrod yellow · ΔE 25Pale goldenrod · ΔE 26
Nearest named CSS colourDark seagreen (#8FBC8F)ΔE 11.87, a distinctly different colour
Hue familygreen
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#DDA4D0
Analogous#B4DDA4, #A4DDCE
Triadic#B1A4DD, #DDB1A4
Split complementary#CEA4DD, #DDA4B3
Tetradic#A4B3DD, #DDA4D0, #DDCEA4

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#FFFFFF
Lighter +20%#EEF9F1
Lighter +10%#C9EBD1
Darker −10%#7FCF91
Darker −20%#5AC171
Darker −30%#3FA957
Darker −40%#318444
More saturated +25%#94EDA9
Less saturated −25%#B4CDB9

Channel breakdown

R164
G221
B177
Red164 (64.3%)
Green221 (86.7%)
Blue177 (69.4%)
Hue133.68°
Saturation (HSL)45.6%
Lightness75.49%
Dominant channelGreen
Hex per channelR A4 · G DD · B B1

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Every value on this page was computed from “a4ddb1” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.