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Colour

#28FFA1

  • #28FFA1
  • Cyan
  • Light
  • Nearest: Medium spring green

#28FFA1 is a cyan with RGB values 40, 255, 161 and HSL 154°, 100%, 58%. It is a light colour, so black text on it reaches 15.9:1 contrast (AAA for normal text). The nearest named colour is Medium spring green.

Colour values

#28FFA1#28FFA1
HEX#28FFA1
RGBrgb(40, 255, 161)
RGB (0–1)0.1569, 1, 0.6314
RGB percentages15.7%, 100%, 63.1%
HSLhsl(153.8, 100%, 57.8%)
HSV / HSBhsv(153.8, 84.3%, 100%)
CMYK84.3%, 0%, 36.9%, 0%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,686,881
CSS custom property--colour: #28FFA1;

Brightness & contrast

Relative luminance0.74544WCAG 2.x, 0 is black and 1 is white
Perceived brightness204 of 255ITU-R BT.601 weighting
Light or darkLight
Best text colour on this backgroundBlackcontrast 15.91:1
Contrast with white1.32:1WCAG normal text: Fail
Contrast with black15.91:1WCAG normal text: AAA
Greyscale equivalent#CBCBCB
Inverted#D7005E

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#FDEA9Bno red cones; affects about 1% of men; ΔE 65.7 from the original
Deuteranopia#E5D9A7no green cones; the most common form, about 1% of men; ΔE 66.1 from the original
Tritanopia#00FDE7no blue cones; rare, and affects men and women equally; ΔE 38.2 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text1.32:1WCAG large text: Fail
Contrast with black, large text15.91:1WCAG large text: AAA

Named colours

Medium spring green · ΔE 2.5Spring green · ΔE 17.3Pale green · ΔE 22.2Light green · ΔE 23.8Aquamarine · ΔE 32.4Medium seagreen · ΔE 32.7
Nearest named CSS colourMedium spring green (#00FA9A)ΔE 2.5, a close match
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#FF2886
Analogous#28FF35, #28F1FF
Triadic#A128FF, #FFA128
Split complementary#FF28F1, #FF3528
Tetradic#3628FF, #FF2886, #F2FF28

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#F4FFFA
Lighter +30%#C1FFE4
Lighter +20%#8EFFCE
Lighter +10%#5BFFB7
Darker −10%#00F489
Darker −20%#00C16D
Darker −30%#008E50
Darker −40%#005B33
More saturated +25%#28FFA1
Less saturated −25%#43E49E

Channel breakdown

R40
G255
B161
Red40 (15.7%)
Green255 (100%)
Blue161 (63.1%)
Hue153.77°
Saturation (HSL)100%
Lightness57.84%
Dominant channelGreen
Hex per channelR 28 · G FF · B A1

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Every value on this page was computed from “28ffa1” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.