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Recognised as Colour

#F181AB

  • #F181AB
  • Red
  • Dark
  • Nearest: Pale violetred

#F181AB is a red with RGB values 241, 129, 171 and HSL 338°, 80%, 73%. It is a dark colour, so black text on it reaches 8.5:1 contrast (AAA for normal text). The nearest named colour is Pale violetred.

Colour values

#F181AB#F181AB
HEX#F181AB
RGBrgb(241, 129, 171)
RGB (0–1)0.9451, 0.5059, 0.6706
RGB percentages94.5%, 50.6%, 67.1%
HSLhsl(337.5, 80%, 72.5%)
HSV / HSBhsv(337.5, 46.5%, 94.5%)
CMYK0%, 46.5%, 29%, 5.5%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer15,827,371
CSS custom property--colour: #F181AB;

Brightness & contrast

Relative luminance0.37342WCAG 2.x, 0 is black and 1 is white
Perceived brightness174.6 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 8.47:1
Contrast with white2.48:1WCAG normal text: Fail
Contrast with black8.47:1WCAG normal text: AAA
Greyscale equivalent#9C9C9C
Inverted#0E7E54

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#9198ACno red cones; affects about 1% of men; ΔE 46.8 from the original
Deuteranopia#ADACA8no green cones; the most common form, about 1% of men; ΔE 48.2 from the original
Tritanopia#FF7A90no blue cones; rare, and affects men and women equally; ΔE 16.2 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text2.48:1WCAG large text: Fail
Contrast with black, large text8.47:1WCAG large text: AAA

Named colours

Pale violetred · ΔE 7.9Hot pink · ΔE 18.6Light coral · ΔE 22.8Light pink · ΔE 25Plum · ΔE 25.1Indian red · ΔE 28.7
Nearest named CSS colourPale violetred (#DB7093)ΔE 7.89, clearly different but related
Hue familyred
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#81F1C7
Analogous#F181E3, #F18F81
Triadic#ABF181, #81ABF1
Split complementary#81F18F, #81E3F1
Tetradic#E3F181, #81F1C7, #8F81F1

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#FFFFFF
Lighter +20%#FBDDE8
Lighter +10%#F6AFCA
Darker −10%#EC538C
Darker −20%#E7256E
Darker −30%#C31657
Darker −40%#951142
More saturated +25%#FF73A8
Less saturated −25%#E093AF

Channel breakdown

R241
G129
B171
Red241 (94.5%)
Green129 (50.6%)
Blue171 (67.1%)
Hue337.5°
Saturation (HSL)80%
Lightness72.55%
Dominant channelRed
Hex per channelR F1 · G 81 · B AB

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Every value on this page was computed from “f181ab” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.