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Colour

#FF66A4

  • #FF66A4
  • Red
  • Dark
  • Nearest: Hot pink

#FF66A4 is a red with RGB values 255, 102, 164 and HSL 336°, 100%, 70%. It is a dark colour, so black text on it reaches 7.7:1 contrast (AAA for normal text). The nearest named colour is Hot pink.

Colour values

#FF66A4#FF66A4
HEX#FF66A4
RGBrgb(255, 102, 164)
RGB (0–1)1, 0.4, 0.6431
RGB percentages100%, 40%, 64.3%
HSLhsl(335.7, 100%, 70%)
HSV / HSBhsv(335.7, 60%, 100%)
CMYK0%, 60%, 35.7%, 0%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer16,737,956
CSS custom property--colour: #FF66A4;

Brightness & contrast

Relative luminance0.33443WCAG 2.x, 0 is black and 1 is white
Perceived brightness169.2 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 7.69:1
Contrast with white2.73:1WCAG normal text: Fail
Contrast with black7.69:1WCAG normal text: AAA
Greyscale equivalent#8B8B8B
Inverted#00995B

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#808AA6no red cones; affects about 1% of men; ΔE 62.8 from the original
Deuteranopia#A9A7A0no green cones; the most common form, about 1% of men; ΔE 64.7 from the original
Tritanopia#FF597Eno blue cones; rare, and affects men and women equally; ΔE 18 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text2.73:1WCAG large text: Fail
Contrast with black, large text7.69:1WCAG large text: AAA

Named colours

Hot pink · ΔE 7.8Pale violetred · ΔE 18.9Deep pink · ΔE 22.7Medium violet red · ΔE 24.4Light coral · ΔE 30.7Orchid · ΔE 32.6
Nearest named CSS colourHot pink (#FF69B4)ΔE 7.77, clearly different but related
Hue familyred
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#66FFC1
Analogous#FF66F0, #FF7566
Triadic#A4FF66, #66A4FF
Split complementary#66FF75, #66F0FF
Tetradic#F0FF66, #66FFC1, #7566FF

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#FFFFFF
Lighter +20%#FFCCE1
Lighter +10%#FF99C2
Darker −10%#FF3386
Darker −20%#FF0067
Darker −30%#CC0053
Darker −40%#99003E
More saturated +25%#FF66A4
Less saturated −25%#EC79A8

Channel breakdown

R255
G102
B164
Red255 (100%)
Green102 (40%)
Blue164 (64.3%)
Hue335.69°
Saturation (HSL)100%
Lightness70%
Dominant channelRed
Hex per channelR FF · G 66 · B A4

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Every value on this page was computed from “ff66a4” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.