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Colour

#28EDFF

  • #28EDFF
  • Cyan
  • Light
  • Nearest: Aqua

#28EDFF is a cyan with RGB values 40, 237, 255 and HSL 185°, 100%, 58%. It is a light colour, so black text on it reaches 14.6:1 contrast (AAA for normal text). The nearest named colour is Aqua.

Colour values

#28EDFF#28EDFF
HEX#28EDFF
RGBrgb(40, 237, 255)
RGB (0–1)0.1569, 0.9294, 1
RGB percentages15.7%, 92.9%, 100%
HSLhsl(185, 100%, 57.8%)
HSV / HSBhsv(185, 84.3%, 100%)
CMYK84.3%, 7.1%, 0%, 0%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,682,367
CSS custom property--colour: #28EDFF;

Brightness & contrast

Relative luminance0.68239WCAG 2.x, 0 is black and 1 is white
Perceived brightness202.1 of 255ITU-R BT.601 weighting
Light or darkLight
Best text colour on this backgroundBlackcontrast 14.65:1
Contrast with white1.43:1WCAG normal text: Fail
Contrast with black14.65:1WCAG normal text: AAA
Greyscale equivalent#C4C4C4
Inverted#D71200

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#D8E3FFno red cones; affects about 1% of men; ΔE 41.3 from the original
Deuteranopia#BDCFFFno green cones; the most common form, about 1% of men; ΔE 43.2 from the original
Tritanopia#00F7F2no blue cones; rare, and affects men and women equally; ΔE 14.2 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text1.43:1WCAG large text: Fail
Contrast with black, large text14.65:1WCAG large text: AAA

Named colours

Aqua · ΔE 13Cyan · ΔE 13Dark turquoise · ΔE 13.6Medium turquoise · ΔE 16.2Turquoise · ΔE 19Pale turquoise · ΔE 24.7
Nearest named CSS colourAqua (#00FFFF)ΔE 12.99, a distinctly different colour
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#FF3A28
Analogous#28FFA5, #2882FF
Triadic#FF28ED, #EDFF28
Split complementary#FF2882, #FFA528
Tetradic#A528FF, #FF3A28, #82FF28

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#F4FEFF
Lighter +30%#C1FAFF
Lighter +20%#8EF6FF
Lighter +10%#5BF1FF
Darker −10%#00E0F4
Darker −20%#00B1C1
Darker −30%#00828E
Darker −40%#00535B
More saturated +25%#28EDFF
Less saturated −25%#43D7E4

Channel breakdown

R40
G237
B255
Red40 (15.7%)
Green237 (92.9%)
Blue255 (100%)
Hue185.02°
Saturation (HSL)100%
Lightness57.84%
Dominant channelBlue
Hex per channelR 28 · G ED · B FF

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