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Recognised as Colour

#28AC7A

  • #28AC7A
  • Cyan
  • Dark
  • Nearest: Medium seagreen

#28AC7A is a cyan with RGB values 40, 172, 122 and HSL 157°, 62%, 42%. It is a dark colour, so black text on it reaches 7.3:1 contrast (AAA for normal text). The nearest named colour is Medium seagreen.

Colour values

#28AC7A#28AC7A
HEX#28AC7A
RGBrgb(40, 172, 122)
RGB (0–1)0.1569, 0.6745, 0.4784
RGB percentages15.7%, 67.5%, 47.8%
HSLhsl(157.3, 62.3%, 41.6%)
HSV / HSBhsv(157.3, 76.7%, 67.5%)
CMYK76.7%, 0%, 29.1%, 32.5%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,665,594
CSS custom property--colour: #28AC7A;

Brightness & contrast

Relative luminance0.31361WCAG 2.x, 0 is black and 1 is white
Perceived brightness139.8 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 7.27:1
Contrast with white2.89:1WCAG normal text: Fail
Contrast with black7.27:1WCAG normal text: AAA
Greyscale equivalent#8C8C8C
Inverted#D75385

Colour vision & accessibility

Protanopia#A99F77no red cones; affects about 1% of men; ΔE 44.4 from the original
Deuteranopia#99937Dno green cones; the most common form, about 1% of men; ΔE 45.2 from the original
Tritanopia#00AC9Fno blue cones; rare, and affects men and women equally; ΔE 21 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text2.89:1WCAG large text: Fail
Contrast with black, large text7.27:1WCAG large text: AAA

Named colours

Nearest named CSS colourMedium seagreen (#3CB371)ΔE 8.8, clearly different but related
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

Complementary#AC285A
Analogous#28AC38, #289CAC
Triadic#7A28AC, #AC7A28
Split complementary#AC289C, #AC3828
Tetradic#3828AC, #AC285A, #9CAC28

Tints, shades & saturation

Lighter +40%#B3EDD7
Lighter +30%#89E4C1
Lighter +20%#60DAAC
Lighter +10%#37D096
Darker −10%#1E835D
Darker −20%#15593F
Darker −30%#0B3022
Darker −40%#020605
More saturated +25%#0DC780
Less saturated −25%#439274

Channel breakdown

R40
G172
B122
Red40 (15.7%)
Green172 (67.5%)
Blue122 (47.8%)
Hue157.27°
Saturation (HSL)62.26%
Lightness41.57%
Dominant channelGreen
Hex per channelR 28 · G AC · B 7A

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Every value on this page was computed from “28ac7a” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.