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Colour

#FF2171

  • #FF2171
  • Red
  • Dark
  • Nearest: Deep pink

#FF2171 is a red with RGB values 255, 33, 113 and HSL 338°, 100%, 56%. It is a dark colour, so black text on it reaches 5.7:1 contrast (AA for normal text). The nearest named colour is Deep pink.

Colour values

#FF2171#FF2171
HEX#FF2171
RGBrgb(255, 33, 113)
RGB (0–1)1, 0.1294, 0.4431
RGB percentages100%, 12.9%, 44.3%
HSLhsl(338.4, 100%, 56.5%)
HSV / HSBhsv(338.4, 87.1%, 100%)
CMYK0%, 87.1%, 55.7%, 0%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer16,720,241
CSS custom property--colour: #FF2171;

Brightness & contrast

Relative luminance0.2354WCAG 2.x, 0 is black and 1 is white
Perceived brightness146.8 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 5.71:1
Contrast with white3.68:1WCAG normal text: Fail
Contrast with black5.71:1WCAG normal text: AA
Greyscale equivalent#565656
Inverted#00DE8E

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#676A72no red cones; affects about 1% of men; ΔE 82.6 from the original
Deuteranopia#9E946Cno green cones; the most common form, about 1% of men; ΔE 83.6 from the original
Tritanopia#FF0048no blue cones; rare, and affects men and women equally; ΔE 22.1 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text3.68:1WCAG large text: AA
Contrast with black, large text5.71:1WCAG large text: AAA

Named colours

Deep pink · ΔE 20.3Crimson · ΔE 23.2Hot pink · ΔE 31.1Medium violet red · ΔE 32.6Indian red · ΔE 36.4Firebrick · ΔE 37.7
Nearest named CSS colourDeep pink (#FF1493)ΔE 20.29, a distinctly different colour
Hue familyred
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#21FFAF
Analogous#FF21E0, #FF4021
Triadic#71FF21, #2171FF
Split complementary#21FF40, #21E0FF
Tetradic#E0FF21, #21FFAF, #4021FF

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFEDF3
Lighter +30%#FFBAD3
Lighter +20%#FF87B2
Lighter +10%#FF5492
Darker −10%#ED0055
Darker −20%#BA0043
Darker −30%#870031
Darker −40%#54001E
More saturated +25%#FF2171
Less saturated −25%#E33D79

Channel breakdown

R255
G33
B113
Red255 (100%)
Green33 (12.9%)
Blue113 (44.3%)
Hue338.38°
Saturation (HSL)100%
Lightness56.47%
Dominant channelRed
Hex per channelR FF · G 21 · B 71

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Every value on this page was computed from “ff2171” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.