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Recognised as Colour

#17FFCC

  • #17FFCC
  • Cyan
  • Light
  • Nearest: Aquamarine

#17FFCC is a cyan with RGB values 23, 255, 204 and HSL 167°, 100%, 55%. It is a light colour, so black text on it reaches 16.2:1 contrast (AAA for normal text). The nearest named colour is Aquamarine.

Colour values

#17FFCC#17FFCC
HEX#17FFCC
RGBrgb(23, 255, 204)
RGB (0–1)0.0902, 1, 0.8
RGB percentages9%, 100%, 80%
HSLhsl(166.8, 100%, 54.5%)
HSV / HSBhsv(166.8, 91%, 100%)
CMYK91%, 0%, 20%, 0%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer1,572,812
CSS custom property--colour: #17FFCC;

Brightness & contrast

Relative luminance0.76062WCAG 2.x, 0 is black and 1 is white
Perceived brightness207.5 of 255ITU-R BT.601 weighting
Light or darkLight
Best text colour on this backgroundBlackcontrast 16.21:1
Contrast with white1.3:1WCAG normal text: Fail
Contrast with black16.21:1WCAG normal text: AAA
Greyscale equivalent#CACACA
Inverted#E80033

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#F7EDC9no red cones; affects about 1% of men; ΔE 59.3 from the original
Deuteranopia#DDDAD0no green cones; the most common form, about 1% of men; ΔE 60.6 from the original
Tritanopia#00FFF0no blue cones; rare, and affects men and women equally; ΔE 19.5 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text1.3:1WCAG large text: Fail
Contrast with black, large text16.21:1WCAG large text: AAA

Named colours

Aquamarine · ΔE 15.6Turquoise · ΔE 23.9Medium spring green · ΔE 24.1Medium aquamarine · ΔE 26.8Aqua · ΔE 27.8Cyan · ΔE 27.8
Nearest named CSS colourAquamarine (#7FFFD4)ΔE 15.64, a distinctly different colour
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#FF174A
Analogous#17FF58, #17BEFF
Triadic#CC17FF, #FFCC17
Split complementary#FF17BE, #FF5817
Tetradic#5817FF, #FF174A, #BEFF17

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#E3FFF9
Lighter +30%#B0FFEE
Lighter +20%#7DFFE2
Lighter +10%#4AFFD7
Darker −10%#00E3B1
Darker −20%#00B089
Darker −30%#007D62
Darker −40%#004A3A
More saturated +25%#17FFCC
Less saturated −25%#34E2BC

Channel breakdown

R23
G255
B204
Red23 (9%)
Green255 (100%)
Blue204 (80%)
Hue166.81°
Saturation (HSL)100%
Lightness54.51%
Dominant channelGreen
Hex per channelR 17 · G FF · B CC

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Every value on this page was computed from “17ffcc” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.