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Recognised as Colour

#28E1A8

  • #28E1A8
  • Cyan
  • Light
  • Nearest: Aquamarine

#28E1A8 is a cyan with RGB values 40, 225, 168 and HSL 162°, 76%, 52%. It is a light colour, so black text on it reaches 12.4:1 contrast (AAA for normal text). The nearest named colour is Aquamarine.

Colour values

#28E1A8#28E1A8
HEX#28E1A8
RGBrgb(40, 225, 168)
RGB (0–1)0.1569, 0.8824, 0.6588
RGB percentages15.7%, 88.2%, 65.9%
HSLhsl(161.5, 75.5%, 52%)
HSV / HSBhsv(161.5, 82.2%, 88.2%)
CMYK82.2%, 0%, 25.3%, 11.8%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,679,208
CSS custom property--colour: #28E1A8;

Brightness & contrast

Relative luminance0.57129WCAG 2.x, 0 is black and 1 is white
Perceived brightness182.8 of 255ITU-R BT.601 weighting
Light or darkLight
Best text colour on this backgroundBlackcontrast 12.43:1
Contrast with white1.69:1WCAG normal text: Fail
Contrast with black12.43:1WCAG normal text: AAA
Greyscale equivalent#B6B6B6
Inverted#D71E57

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#DCD0A5no red cones; affects about 1% of men; ΔE 55 from the original
Deuteranopia#C6C1ACno green cones; the most common form, about 1% of men; ΔE 55.3 from the original
Tritanopia#00E2D1no blue cones; rare, and affects men and women equally; ΔE 21.8 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text1.69:1WCAG large text: Fail
Contrast with black, large text12.43:1WCAG large text: AAA

Named colours

Aquamarine · ΔE 17.4Medium seagreen · ΔE 19.4Medium aquamarine · ΔE 20.5Medium spring green · ΔE 22.9Turquoise · ΔE 23.5Light green · ΔE 24.6
Nearest named CSS colourAquamarine (#7FFFD4)ΔE 17.45, a distinctly different colour
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#E12861
Analogous#28E14C, #28BDE1
Triadic#A828E1, #E1A828
Split complementary#E128BD, #E14C28
Tetradic#4C28E1, #E12861, #BDE128

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#DBFAF0
Lighter +30%#AEF4DE
Lighter +20%#82EDCC
Lighter +10%#55E7BA
Darker −10%#1ABC8A
Darker −20%#148F69
Darker −30%#0E6248
Darker −40%#073627
More saturated +25%#0AFFB4
Less saturated −25%#47C29C

Channel breakdown

R40
G225
B168
Red40 (15.7%)
Green225 (88.2%)
Blue168 (65.9%)
Hue161.51°
Saturation (HSL)75.51%
Lightness51.96%
Dominant channelGreen
Hex per channelR 28 · G E1 · B A8

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Every value on this page was computed from “28e1a8” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.