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Recognised as Colour

#01FFA9

  • #01FFA9
  • Cyan
  • Light
  • Nearest: Medium spring green

#01FFA9 is a cyan with RGB values 1, 255, 169 and HSL 160°, 100%, 50%. 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

#01FFA9#01FFA9
HEX#01FFA9
RGBrgb(1, 255, 169)
RGB (0–1)0.0039, 1, 0.6627
RGB percentages0.4%, 100%, 66.3%
HSLhsl(159.7, 100%, 50.2%)
HSV / HSBhsv(159.7, 99.6%, 100%)
CMYK99.6%, 0%, 33.7%, 0%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer130,985
CSS custom property--colour: #01FFA9;

Brightness & contrast

Relative luminance0.74391WCAG 2.x, 0 is black and 1 is white
Perceived brightness203.5 of 255ITU-R BT.601 weighting
Light or darkLight
Best text colour on this backgroundBlackcontrast 15.88:1
Contrast with white1.32:1WCAG normal text: Fail
Contrast with black15.88:1WCAG normal text: AAA
Greyscale equivalent#C3C3C3
Inverted#FE0056

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#FCEAA4no red cones; affects about 1% of men; ΔE 66.3 from the original
Deuteranopia#E3D9AFno green cones; the most common form, about 1% of men; ΔE 66.5 from the original
Tritanopia#00FEE9no blue cones; rare, and affects men and women equally; ΔE 35 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 text15.88:1WCAG large text: AAA

Named colours

Medium spring green · ΔE 5.6Spring green · ΔE 21.1Pale green · ΔE 24Light green · ΔE 25.1Aquamarine · ΔE 29.8Medium seagreen · ΔE 32
Nearest named CSS colourMedium spring green (#00FA9A)ΔE 5.6, clearly different but related
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#FF0157
Analogous#01FF2A, #01D6FF
Triadic#A901FF, #FFA901
Split complementary#FF01D6, #FF2A01
Tetradic#2A01FF, #FF0157, #D6FF01

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#CDFFEE
Lighter +30%#9AFFDD
Lighter +20%#67FFCC
Lighter +10%#34FFBA
Darker −10%#00CD88
Darker −20%#009A66
Darker −30%#006744
Darker −40%#003422
More saturated +25%#01FFA9
Less saturated −25%#21DF9F

Channel breakdown

R1
G255
B169
Red1 (0.4%)
Green255 (100%)
Blue169 (66.3%)
Hue159.69°
Saturation (HSL)100%
Lightness50.2%
Dominant channelGreen
Hex per channelR 01 · G FF · B A9

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Every value on this page was computed from “01ffa9” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.